<?xml version="1.0" encoding="us-ascii"?>
<!--XBRL document created with Merrill Bridge  6.4.50.0 -->
<!--Based on XBRL 2.1-->
<!--Created on: 3/29/2017 3:15:28 PM-->
<!--Modified on: 3/29/2017 3:15:28 PM-->
<linkbase xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd" xmlns="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink">
  <roleRef roleURI="http://www.everspin.com/role/DocumentDocumentAndEntityInformation" xlink:type="simple" xlink:href="mram-20161231.xsd#DocumentDocumentAndEntityInformation" />
  <roleRef roleURI="http://www.everspin.com/role/DisclosureOrganizationAndOperationsDetails" xlink:type="simple" xlink:href="mram-20161231.xsd#DisclosureOrganizationAndOperationsDetails" />
  <roleRef roleURI="http://www.everspin.com/role/DisclosureSummaryOfSignificantAccountingPoliciesScheduleOfRevenueAndAccountsReceivableForEachSignificantCustomerDetails" xlink:type="simple" xlink:href="mram-20161231.xsd#DisclosureSummaryOfSignificantAccountingPoliciesScheduleOfRevenueAndAccountsReceivableForEachSignificantCustomerDetails" />
  <roleRef roleURI="http://www.everspin.com/role/DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetails" xlink:type="simple" xlink:href="mram-20161231.xsd#DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetails" />
  <roleRef roleURI="http://www.everspin.com/role/DisclosureSummaryOfSignificantAccountingPoliciesScheduleOfChangeInFairValueOfLiabilityDetails" xlink:type="simple" xlink:href="mram-20161231.xsd#DisclosureSummaryOfSignificantAccountingPoliciesScheduleOfChangeInFairValueOfLiabilityDetails" />
  <roleRef roleURI="http://www.everspin.com/role/DisclosureSummaryOfSignificantAccountingPoliciesScheduleOfAssumptionsUsedInValuationOfRedeemableConvertiblePreferredStockWarrantsDetails" xlink:type="simple" xlink:href="mram-20161231.xsd#DisclosureSummaryOfSignificantAccountingPoliciesScheduleOfAssumptionsUsedInValuationOfRedeemableConvertiblePreferredStockWarrantsDetails" />
  <roleRef roleURI="http://www.everspin.com/role/DisclosureDebtAndRelatedWarrantsWarrantsAdditionalInformationDetails" xlink:type="simple" xlink:href="mram-20161231.xsd#DisclosureDebtAndRelatedWarrantsWarrantsAdditionalInformationDetails" />
  <roleRef roleURI="http://www.everspin.com/role/DisclosureDebtAndRelatedWarrants2015FacilityAdditionalInformationDetails" xlink:type="simple" xlink:href="mram-20161231.xsd#DisclosureDebtAndRelatedWarrants2015FacilityAdditionalInformationDetails" />
  <roleRef roleURI="http://www.everspin.com/role/DisclosureDebtAndRelatedWarrantsCapitalLeaseObligationsDetails" xlink:type="simple" xlink:href="mram-20161231.xsd#DisclosureDebtAndRelatedWarrantsCapitalLeaseObligationsDetails" />
  <roleRef roleURI="http://www.everspin.com/role/DisclosureRedeemableConvertiblePreferredStockAndStockholdersDeficitAdditionalInformationDetails" xlink:type="simple" xlink:href="mram-20161231.xsd#DisclosureRedeemableConvertiblePreferredStockAndStockholdersDeficitAdditionalInformationDetails" />
  <roleRef roleURI="http://www.everspin.com/role/DisclosureRedeemableConvertiblePreferredStockAndStockholdersDeficitScheduleOfAuthorizedIssuedAndOutstandingRedeemableConvertiblePreferredStockDetails" xlink:type="simple" xlink:href="mram-20161231.xsd#DisclosureRedeemableConvertiblePreferredStockAndStockholdersDeficitScheduleOfAuthorizedIssuedAndOutstandingRedeemableConvertiblePreferredStockDetails" />
  <roleRef roleURI="http://www.everspin.com/role/DisclosureRedeemableConvertiblePreferredStockAndStockholdersDeficitSummaryOfCommonStockReservedForFutureIssuanceDetails" xlink:type="simple" xlink:href="mram-20161231.xsd#DisclosureRedeemableConvertiblePreferredStockAndStockholdersDeficitSummaryOfCommonStockReservedForFutureIssuanceDetails" />
  <roleRef roleURI="http://www.everspin.com/role/DisclosureStockBasedCompensationSummaryOfStockOptionActivityDetails" xlink:type="simple" xlink:href="mram-20161231.xsd#DisclosureStockBasedCompensationSummaryOfStockOptionActivityDetails" />
  <roleRef roleURI="http://www.everspin.com/role/DisclosureStockBasedCompensationAdditionalInformationDetails" xlink:type="simple" xlink:href="mram-20161231.xsd#DisclosureStockBasedCompensationAdditionalInformationDetails" />
  <roleRef roleURI="http://www.everspin.com/role/DisclosureStockBasedCompensationSummaryOfStockBasedCompensationExpenseDetails" xlink:type="simple" xlink:href="mram-20161231.xsd#DisclosureStockBasedCompensationSummaryOfStockBasedCompensationExpenseDetails" />
  <roleRef roleURI="http://www.everspin.com/role/DisclosureStockBasedCompensationScheduleOfFairValueOfEmployeeStockOptionsDetails" xlink:type="simple" xlink:href="mram-20161231.xsd#DisclosureStockBasedCompensationScheduleOfFairValueOfEmployeeStockOptionsDetails" />
  <roleRef roleURI="http://www.everspin.com/role/DisclosureRelatedPartyTransactionsDetails" xlink:type="simple" xlink:href="mram-20161231.xsd#DisclosureRelatedPartyTransactionsDetails" />
  <roleRef roleURI="http://www.everspin.com/role/DisclosureNetLossPerCommonShareScheduleOfPotentiallyDilutiveSecuritiesExcludedFromDilutedNetLossPerCommonShareDetails" xlink:type="simple" xlink:href="mram-20161231.xsd#DisclosureNetLossPerCommonShareScheduleOfPotentiallyDilutiveSecuritiesExcludedFromDilutedNetLossPerCommonShareDetails" />
  <roleRef roleURI="http://www.everspin.com/role/DisclosureSubsequentEventsDetails" xlink:type="simple" xlink:href="mram-20161231.xsd#DisclosureSubsequentEventsDetails" />
  <roleRef xlink:type="simple" xlink:href="mram-20161231.xsd#StatementCondensedBalanceSheets" roleURI="http://www.everspin.com/role/StatementCondensedBalanceSheets" />
  <roleRef xlink:type="simple" xlink:href="mram-20161231.xsd#StatementCondensedStatementsOfOperationsAndComprehensiveLoss" roleURI="http://www.everspin.com/role/StatementCondensedStatementsOfOperationsAndComprehensiveLoss" />
  <roleRef xlink:type="simple" xlink:href="mram-20161231.xsd#StatementCondensedStatementOfCashFlows" roleURI="http://www.everspin.com/role/StatementCondensedStatementOfCashFlows" />
  <roleRef xlink:type="simple" xlink:href="mram-20161231.xsd#DisclosureSummaryOfSignificantAccountingPoliciesScheduleOfFairValueOfFinancialAssetsAndLiabilitiesMeasuredOnRecurringBasisDetails" roleURI="http://www.everspin.com/role/DisclosureSummaryOfSignificantAccountingPoliciesScheduleOfFairValueOfFinancialAssetsAndLiabilitiesMeasuredOnRecurringBasisDetails" />
  <roleRef xlink:type="simple" xlink:href="mram-20161231.xsd#DisclosureBalanceSheetComponentsScheduleOfInventoryDetails" roleURI="http://www.everspin.com/role/DisclosureBalanceSheetComponentsScheduleOfInventoryDetails" />
  <roleRef xlink:type="simple" xlink:href="mram-20161231.xsd#DisclosureBalanceSheetComponentsPropertyAndEquipmentNetDetails" roleURI="http://www.everspin.com/role/DisclosureBalanceSheetComponentsPropertyAndEquipmentNetDetails" />
  <roleRef xlink:type="simple" xlink:href="mram-20161231.xsd#DisclosureBalanceSheetComponentsScheduleOfIntangibleAssetsDetails" roleURI="http://www.everspin.com/role/DisclosureBalanceSheetComponentsScheduleOfIntangibleAssetsDetails" />
  <roleRef xlink:type="simple" xlink:href="mram-20161231.xsd#DisclosureBalanceSheetComponentsScheduleOfAccruedLiabilitiesDetails" roleURI="http://www.everspin.com/role/DisclosureBalanceSheetComponentsScheduleOfAccruedLiabilitiesDetails" />
  <roleRef xlink:type="simple" xlink:href="mram-20161231.xsd#DisclosureCommitmentsAndContingenciesDetails" roleURI="http://www.everspin.com/role/DisclosureCommitmentsAndContingenciesDetails" />
  <roleRef xlink:type="simple" xlink:href="mram-20161231.xsd#DisclosureDebtAndRelatedWarrantsSummaryOf2015CreditFacilityDetails" roleURI="http://www.everspin.com/role/DisclosureDebtAndRelatedWarrantsSummaryOf2015CreditFacilityDetails" />
  <roleRef xlink:type="simple" xlink:href="mram-20161231.xsd#DisclosureDebtAndRelatedWarrantsSummaryOfPrincipalRepaymentsOf2015CreditFacilityDetails" roleURI="http://www.everspin.com/role/DisclosureDebtAndRelatedWarrantsSummaryOfPrincipalRepaymentsOf2015CreditFacilityDetails" />
  <roleRef xlink:type="simple" xlink:href="mram-20161231.xsd#DisclosureIncomeTaxesReconciliationEffectiveTaxRateDetails" roleURI="http://www.everspin.com/role/DisclosureIncomeTaxesReconciliationEffectiveTaxRateDetails" />
  <roleRef xlink:type="simple" xlink:href="mram-20161231.xsd#DisclosureIncomeTaxesDeferredTaxAssetsDetails" roleURI="http://www.everspin.com/role/DisclosureIncomeTaxesDeferredTaxAssetsDetails" />
  <roleRef xlink:type="simple" xlink:href="mram-20161231.xsd#DisclosureNetLossPerCommonShareComputationOfBasicAndDilutedNetLossPerShareDetails" roleURI="http://www.everspin.com/role/DisclosureNetLossPerCommonShareComputationOfBasicAndDilutedNetLossPerShareDetails" />
  <calculationLink xlink:role="http://www.everspin.com/role/StatementCondensedBalanceSheets" xlink:type="extended" xlink:title="00100 - Statement - Condensed Balance Sheets">
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_Assets" xlink:label="Assets" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AssetsCurrent" xlink:label="us-gaap_AssetsCurrent_636263973270224765" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="Assets" xlink:to="us-gaap_AssetsCurrent_636263973270224765" order="1" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:label="us-gaap_CashAndCashEquivalentsAtCarryingValue_636263973270224765" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_AssetsCurrent_636263973270224765" xlink:to="us-gaap_CashAndCashEquivalentsAtCarryingValue_636263973270224765" order="1" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AccountsReceivableNetCurrent" xlink:label="us-gaap_AccountsReceivableNetCurrent_636263973270224765" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_AssetsCurrent_636263973270224765" xlink:to="us-gaap_AccountsReceivableNetCurrent_636263973270224765" order="2" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DueFromRelatedPartiesCurrent" xlink:label="us-gaap_DueFromRelatedPartiesCurrent_636263973270224765" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_AssetsCurrent_636263973270224765" xlink:to="us-gaap_DueFromRelatedPartiesCurrent_636263973270224765" order="3" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_InventoryNet" xlink:label="us-gaap_InventoryNet_636263973270224765" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_AssetsCurrent_636263973270224765" xlink:to="us-gaap_InventoryNet_636263973270224765" order="4" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PrepaidExpenseAndOtherAssetsCurrent" xlink:label="us-gaap_PrepaidExpenseAndOtherAssetsCurrent_636263973270224765" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_AssetsCurrent_636263973270224765" xlink:to="us-gaap_PrepaidExpenseAndOtherAssetsCurrent_636263973270224765" order="5" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet" xlink:label="us-gaap_PropertyPlantAndEquipmentNet_636263973270224765" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="Assets" xlink:to="us-gaap_PropertyPlantAndEquipmentNet_636263973270224765" order="2" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsNet" xlink:label="us-gaap_FiniteLivedIntangibleAssetsNet_636263973270224765" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="Assets" xlink:to="us-gaap_FiniteLivedIntangibleAssetsNet_636263973270224765" order="3" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OtherAssetsNoncurrent" xlink:label="us-gaap_OtherAssetsNoncurrent_636263973270224765" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="Assets" xlink:to="us-gaap_OtherAssetsNoncurrent_636263973270224765" order="4" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquity" xlink:label="LiabilitiesAndStockholdersEquity" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_Liabilities" xlink:label="us-gaap_Liabilities_636263973270224765" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="LiabilitiesAndStockholdersEquity" xlink:to="us-gaap_Liabilities_636263973270224765" order="1" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LiabilitiesCurrent" xlink:label="us-gaap_LiabilitiesCurrent_636263973270224765" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_Liabilities_636263973270224765" xlink:to="us-gaap_LiabilitiesCurrent_636263973270224765" order="1" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AccountsPayableCurrent" xlink:label="us-gaap_AccountsPayableCurrent_636263973270224765" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_LiabilitiesCurrent_636263973270224765" xlink:to="us-gaap_AccountsPayableCurrent_636263973270224765" order="1" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AccruedLiabilitiesCurrent" xlink:label="us-gaap_AccruedLiabilitiesCurrent_636263973270224765" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_LiabilitiesCurrent_636263973270224765" xlink:to="us-gaap_AccruedLiabilitiesCurrent_636263973270224765" order="2" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DueToRelatedPartiesCurrent" xlink:label="us-gaap_DueToRelatedPartiesCurrent_636263973270224765" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_LiabilitiesCurrent_636263973270224765" xlink:to="us-gaap_DueToRelatedPartiesCurrent_636263973270224765" order="3" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DeferredRevenueCurrent" xlink:label="us-gaap_DeferredRevenueCurrent_636263973270224765" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_LiabilitiesCurrent_636263973270224765" xlink:to="us-gaap_DeferredRevenueCurrent_636263973270224765" order="4" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DerivativeLiabilitiesCurrent" xlink:label="us-gaap_DerivativeLiabilitiesCurrent_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_LiabilitiesCurrent_636263973270224765" xlink:to="us-gaap_DerivativeLiabilitiesCurrent_636263973270380766" order="5" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NotesPayableRelatedPartiesClassifiedCurrent" xlink:label="us-gaap_NotesPayableRelatedPartiesClassifiedCurrent_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_LiabilitiesCurrent_636263973270224765" xlink:to="us-gaap_NotesPayableRelatedPartiesClassifiedCurrent_636263973270380766" order="6" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LongTermDebtCurrent" xlink:label="us-gaap_LongTermDebtCurrent_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_LiabilitiesCurrent_636263973270224765" xlink:to="us-gaap_LongTermDebtCurrent_636263973270380766" order="7" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SharesSubjectToMandatoryRedemptionSettlementTermsAmountNoncurrent" xlink:label="us-gaap_SharesSubjectToMandatoryRedemptionSettlementTermsAmountNoncurrent_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_Liabilities_636263973270224765" xlink:to="us-gaap_SharesSubjectToMandatoryRedemptionSettlementTermsAmountNoncurrent_636263973270380766" order="2" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DeferredRevenueNoncurrent" xlink:label="us-gaap_DeferredRevenueNoncurrent_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_Liabilities_636263973270224765" xlink:to="us-gaap_DeferredRevenueNoncurrent_636263973270380766" order="3" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LongTermDebtNoncurrent" xlink:label="us-gaap_LongTermDebtNoncurrent_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_Liabilities_636263973270224765" xlink:to="us-gaap_LongTermDebtNoncurrent_636263973270380766" order="4" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_TemporaryEquityCarryingAmountAttributableToParent" xlink:label="us-gaap_TemporaryEquityCarryingAmountAttributableToParent_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="LiabilitiesAndStockholdersEquity" xlink:to="us-gaap_TemporaryEquityCarryingAmountAttributableToParent_636263973270380766" order="2" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_StockholdersEquity" xlink:label="us-gaap_StockholdersEquity_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="LiabilitiesAndStockholdersEquity" xlink:to="us-gaap_StockholdersEquity_636263973270380766" order="3" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PreferredStockValue" xlink:label="us-gaap_PreferredStockValue_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_StockholdersEquity_636263973270380766" xlink:to="us-gaap_PreferredStockValue_636263973270380766" order="1" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CommonStockValue" xlink:label="us-gaap_CommonStockValue_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_StockholdersEquity_636263973270380766" xlink:to="us-gaap_CommonStockValue_636263973270380766" order="2" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AdditionalPaidInCapitalCommonStock" xlink:label="us-gaap_AdditionalPaidInCapitalCommonStock_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_StockholdersEquity_636263973270380766" xlink:to="us-gaap_AdditionalPaidInCapitalCommonStock_636263973270380766" order="3" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_RetainedEarningsAccumulatedDeficit" xlink:label="us-gaap_RetainedEarningsAccumulatedDeficit_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_StockholdersEquity_636263973270380766" xlink:to="us-gaap_RetainedEarningsAccumulatedDeficit_636263973270380766" order="4" use="optional" weight="1" priority="2" />
  </calculationLink>
  <calculationLink xlink:role="http://www.everspin.com/role/StatementCondensedStatementsOfOperationsAndComprehensiveLoss" xlink:type="extended" xlink:title="00200 - Statement - Condensed Statements of Operations and Comprehensive Loss">
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NetIncomeLoss" xlink:label="NetIncomeLoss" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OperatingIncomeLoss" xlink:label="us-gaap_OperatingIncomeLoss_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="NetIncomeLoss" xlink:to="us-gaap_OperatingIncomeLoss_636263973270380766" order="1" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_GrossProfit" xlink:label="us-gaap_GrossProfit_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_OperatingIncomeLoss_636263973270380766" xlink:to="us-gaap_GrossProfit_636263973270380766" order="1" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SalesRevenueNet" xlink:label="us-gaap_SalesRevenueNet_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_GrossProfit_636263973270380766" xlink:to="us-gaap_SalesRevenueNet_636263973270380766" order="1" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SalesRevenueGoodsNet" xlink:label="us-gaap_SalesRevenueGoodsNet_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_SalesRevenueNet_636263973270380766" xlink:to="us-gaap_SalesRevenueGoodsNet_636263973270380766" order="1" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LicensesRevenue" xlink:label="us-gaap_LicensesRevenue_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_SalesRevenueNet_636263973270380766" xlink:to="us-gaap_LicensesRevenue_636263973270380766" order="2" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CostOfGoodsSold" xlink:label="us-gaap_CostOfGoodsSold_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_GrossProfit_636263973270380766" xlink:to="us-gaap_CostOfGoodsSold_636263973270380766" order="2" use="optional" weight="-1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OperatingExpenses" xlink:label="us-gaap_OperatingExpenses_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_OperatingIncomeLoss_636263973270380766" xlink:to="us-gaap_OperatingExpenses_636263973270380766" order="2" use="optional" weight="-1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ResearchAndDevelopmentExpense" xlink:label="us-gaap_ResearchAndDevelopmentExpense_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_OperatingExpenses_636263973270380766" xlink:to="us-gaap_ResearchAndDevelopmentExpense_636263973270380766" order="1" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_GeneralAndAdministrativeExpense" xlink:label="us-gaap_GeneralAndAdministrativeExpense_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_OperatingExpenses_636263973270380766" xlink:to="us-gaap_GeneralAndAdministrativeExpense_636263973270380766" order="2" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SellingAndMarketingExpense" xlink:label="us-gaap_SellingAndMarketingExpense_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_OperatingExpenses_636263973270380766" xlink:to="us-gaap_SellingAndMarketingExpense_636263973270380766" order="3" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_InterestExpense" xlink:label="us-gaap_InterestExpense_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="NetIncomeLoss" xlink:to="us-gaap_InterestExpense_636263973270380766" order="2" use="optional" weight="-1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OtherNonoperatingIncomeExpense" xlink:label="us-gaap_OtherNonoperatingIncomeExpense_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="NetIncomeLoss" xlink:to="us-gaap_OtherNonoperatingIncomeExpense_636263973270380766" order="3" use="optional" weight="1" priority="2" />
  </calculationLink>
  <calculationLink xlink:role="http://www.everspin.com/role/StatementCondensedStatementOfCashFlows" xlink:type="extended" xlink:title="00400 - Statement - Condensed Statement of Cash Flows">
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NetCashProvidedByUsedInContinuingOperations" xlink:label="us-gaap_NetCashProvidedByUsedInContinuingOperations" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInContinuingOperations" xlink:to="us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_636263973270380766" order="1" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NetIncomeLoss" xlink:label="us-gaap_NetIncomeLoss_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_636263973270380766" xlink:to="us-gaap_NetIncomeLoss_636263973270380766" order="1" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DepreciationAndAmortization" xlink:label="us-gaap_DepreciationAndAmortization_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_636263973270380766" xlink:to="us-gaap_DepreciationAndAmortization_636263973270380766" order="2" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_GainLossOnDispositionOfAssets" xlink:label="us-gaap_GainLossOnDispositionOfAssets_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_636263973270380766" xlink:to="us-gaap_GainLossOnDispositionOfAssets_636263973270380766" order="3" use="optional" weight="-1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ShareBasedCompensation" xlink:label="us-gaap_ShareBasedCompensation_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_636263973270380766" xlink:to="us-gaap_ShareBasedCompensation_636263973270380766" order="4" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FairValueAdjustmentOfWarrants" xlink:label="us-gaap_FairValueAdjustmentOfWarrants_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_636263973270380766" xlink:to="us-gaap_FairValueAdjustmentOfWarrants_636263973270380766" order="5" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DerivativeGainLossOnDerivativeNet" xlink:label="us-gaap_DerivativeGainLossOnDerivativeNet_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_636263973270380766" xlink:to="us-gaap_DerivativeGainLossOnDerivativeNet_636263973270380766" order="6" use="optional" weight="-1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AmortizationOfFinancingCostsAndDiscounts" xlink:label="us-gaap_AmortizationOfFinancingCostsAndDiscounts_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_636263973270380766" xlink:to="us-gaap_AmortizationOfFinancingCostsAndDiscounts_636263973270380766" order="7" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="mram-20161231.xsd#mram_CompensationExpenseRelatedToVestingOfCommonStock" xlink:label="mram_CompensationExpenseRelatedToVestingOfCommonStock_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_636263973270380766" xlink:to="mram_CompensationExpenseRelatedToVestingOfCommonStock_636263973270380766" order="8" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInAccountsReceivable" xlink:label="us-gaap_IncreaseDecreaseInAccountsReceivable_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_636263973270380766" xlink:to="us-gaap_IncreaseDecreaseInAccountsReceivable_636263973270380766" order="9" use="optional" weight="-1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInDueFromRelatedPartiesCurrent" xlink:label="us-gaap_IncreaseDecreaseInDueFromRelatedPartiesCurrent_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_636263973270380766" xlink:to="us-gaap_IncreaseDecreaseInDueFromRelatedPartiesCurrent_636263973270380766" order="10" use="optional" weight="-1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets" xlink:label="us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_636263973270380766" xlink:to="us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_636263973270380766" order="11" use="optional" weight="-1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInInventories" xlink:label="us-gaap_IncreaseDecreaseInInventories_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_636263973270380766" xlink:to="us-gaap_IncreaseDecreaseInInventories_636263973270380766" order="12" use="optional" weight="-1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInOtherOperatingAssets" xlink:label="us-gaap_IncreaseDecreaseInOtherOperatingAssets_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_636263973270380766" xlink:to="us-gaap_IncreaseDecreaseInOtherOperatingAssets_636263973270380766" order="13" use="optional" weight="-1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInAccountsPayable" xlink:label="us-gaap_IncreaseDecreaseInAccountsPayable_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_636263973270380766" xlink:to="us-gaap_IncreaseDecreaseInAccountsPayable_636263973270380766" order="14" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInAccruedLiabilities" xlink:label="us-gaap_IncreaseDecreaseInAccruedLiabilities_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_636263973270380766" xlink:to="us-gaap_IncreaseDecreaseInAccruedLiabilities_636263973270380766" order="15" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInDueToRelatedPartiesCurrent" xlink:label="us-gaap_IncreaseDecreaseInDueToRelatedPartiesCurrent_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_636263973270380766" xlink:to="us-gaap_IncreaseDecreaseInDueToRelatedPartiesCurrent_636263973270380766" order="16" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInDeferredRevenue" xlink:label="us-gaap_IncreaseDecreaseInDeferredRevenue_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_636263973270380766" xlink:to="us-gaap_IncreaseDecreaseInDeferredRevenue_636263973270380766" order="17" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="mram-20161231.xsd#mram_IncreaseDecreaseInDeferredRevenueNoncurrent" xlink:label="mram_IncreaseDecreaseInDeferredRevenueNoncurrent_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_636263973270380766" xlink:to="mram_IncreaseDecreaseInDeferredRevenueNoncurrent_636263973270380766" order="18" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInContinuingOperations" xlink:to="us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations_636263973270380766" order="2" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PaymentsToAcquirePropertyPlantAndEquipment" xlink:label="us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations_636263973270380766" xlink:to="us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_636263973270380766" order="1" use="optional" weight="-1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInContinuingOperations" xlink:to="us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_636263973270380766" order="3" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ProceedsFromRelatedPartyDebt" xlink:label="us-gaap_ProceedsFromRelatedPartyDebt_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_636263973270380766" xlink:to="us-gaap_ProceedsFromRelatedPartyDebt_636263973270380766" order="1" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ProceedsFromIssuanceOfDebt" xlink:label="us-gaap_ProceedsFromIssuanceOfDebt_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_636263973270380766" xlink:to="us-gaap_ProceedsFromIssuanceOfDebt_636263973270380766" order="2" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_RepaymentsOfDebt" xlink:label="us-gaap_RepaymentsOfDebt_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_636263973270380766" xlink:to="us-gaap_RepaymentsOfDebt_636263973270380766" order="3" use="optional" weight="-1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PaymentsOfDebtIssuanceCosts" xlink:label="us-gaap_PaymentsOfDebtIssuanceCosts_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_636263973270380766" xlink:to="us-gaap_PaymentsOfDebtIssuanceCosts_636263973270380766" order="4" use="optional" weight="-1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_RepaymentsOfLongTermCapitalLeaseObligations" xlink:label="us-gaap_RepaymentsOfLongTermCapitalLeaseObligations_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_636263973270380766" xlink:to="us-gaap_RepaymentsOfLongTermCapitalLeaseObligations_636263973270380766" order="5" use="optional" weight="-1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ProceedsFromStockOptionsExercised" xlink:label="us-gaap_ProceedsFromStockOptionsExercised_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_636263973270380766" xlink:to="us-gaap_ProceedsFromStockOptionsExercised_636263973270380766" order="6" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ProceedsFromIssuanceOfConvertiblePreferredStock" xlink:label="us-gaap_ProceedsFromIssuanceOfConvertiblePreferredStock_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_636263973270380766" xlink:to="us-gaap_ProceedsFromIssuanceOfConvertiblePreferredStock_636263973270380766" order="7" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ProceedsFromIssuanceOfCommonStock" xlink:label="us-gaap_ProceedsFromIssuanceOfCommonStock_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_636263973270380766" xlink:to="us-gaap_ProceedsFromIssuanceOfCommonStock_636263973270380766" order="8" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ProceedsFromIssuanceInitialPublicOffering" xlink:label="us-gaap_ProceedsFromIssuanceInitialPublicOffering_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_636263973270380766" xlink:to="us-gaap_ProceedsFromIssuanceInitialPublicOffering_636263973270380766" order="9" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ProceedsFromIssuanceOfPrivatePlacement" xlink:label="us-gaap_ProceedsFromIssuanceOfPrivatePlacement_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_636263973270380766" xlink:to="us-gaap_ProceedsFromIssuanceOfPrivatePlacement_636263973270380766" order="10" use="optional" weight="1" priority="2" />
  </calculationLink>
  <calculationLink xlink:role="http://www.everspin.com/role/DisclosureSummaryOfSignificantAccountingPoliciesScheduleOfFairValueOfFinancialAssetsAndLiabilitiesMeasuredOnRecurringBasisDetails" xlink:type="extended" xlink:title="40202 - Disclosure - Summary of Significant Accounting Policies - Schedule of Fair Value of Financial Assets and Liabilities Measured on Recurring Basis (Details)">
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AssetsFairValueDisclosureRecurring" xlink:label="us-gaap_AssetsFairValueDisclosureRecurring" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CashAndCashEquivalentsFairValueDisclosure" xlink:label="us-gaap_CashAndCashEquivalentsFairValueDisclosure_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_AssetsFairValueDisclosureRecurring" xlink:to="us-gaap_CashAndCashEquivalentsFairValueDisclosure_636263973270380766" order="1" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LiabilitiesFairValueDisclosureRecurring" xlink:label="LiabilitiesFairValueDisclosureRecurring" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_MandatorilyRedeemablePreferredStockFairValueDisclosure" xlink:label="us-gaap_MandatorilyRedeemablePreferredStockFairValueDisclosure_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="LiabilitiesFairValueDisclosureRecurring" xlink:to="us-gaap_MandatorilyRedeemablePreferredStockFairValueDisclosure_636263973270380766" order="1" use="optional" weight="1" priority="2" />
  </calculationLink>
  <calculationLink xlink:role="http://www.everspin.com/role/DisclosureBalanceSheetComponentsScheduleOfInventoryDetails" xlink:type="extended" xlink:title="40301 - Disclosure - Balance Sheet Components - Schedule of Inventory (Details)">
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_InventoryNet" xlink:label="InventoryNet" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_InventoryRawMaterialsNetOfReserves" xlink:label="us-gaap_InventoryRawMaterialsNetOfReserves_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="InventoryNet" xlink:to="us-gaap_InventoryRawMaterialsNetOfReserves_636263973270380766" order="1" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_InventoryWorkInProcessNetOfReserves" xlink:label="us-gaap_InventoryWorkInProcessNetOfReserves_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="InventoryNet" xlink:to="us-gaap_InventoryWorkInProcessNetOfReserves_636263973270380766" order="2" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_InventoryFinishedGoodsNetOfReserves" xlink:label="us-gaap_InventoryFinishedGoodsNetOfReserves_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="InventoryNet" xlink:to="us-gaap_InventoryFinishedGoodsNetOfReserves_636263973270380766" order="3" use="optional" weight="1" priority="2" />
  </calculationLink>
  <calculationLink xlink:role="http://www.everspin.com/role/DisclosureBalanceSheetComponentsPropertyAndEquipmentNetDetails" xlink:type="extended" xlink:title="40302 - Disclosure - Balance Sheet Components - Property and Equipment Net (Details)">
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet" xlink:label="PropertyPlantAndEquipmentNet" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" xlink:label="us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="PropertyPlantAndEquipmentNet" xlink:to="us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_636263973270380766" order="1" use="optional" weight="-1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PropertyPlantAndEquipmentGross" xlink:label="us-gaap_PropertyPlantAndEquipmentGross_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="PropertyPlantAndEquipmentNet" xlink:to="us-gaap_PropertyPlantAndEquipmentGross_636263973270380766" order="2" use="optional" weight="1" priority="2" />
  </calculationLink>
  <calculationLink xlink:role="http://www.everspin.com/role/DisclosureBalanceSheetComponentsScheduleOfIntangibleAssetsDetails" xlink:type="extended" xlink:title="40303 - Disclosure - Balance Sheet Components - Schedule of Intangible Assets (Details)">
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsNet" xlink:label="us-gaap_FiniteLivedIntangibleAssetsNet" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_FiniteLivedIntangibleAssetsNet" xlink:to="us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_636263973270380766" order="1" use="optional" weight="-1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsGross" xlink:label="us-gaap_FiniteLivedIntangibleAssetsGross_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_FiniteLivedIntangibleAssetsNet" xlink:to="us-gaap_FiniteLivedIntangibleAssetsGross_636263973270380766" order="2" use="optional" weight="1" priority="2" />
  </calculationLink>
  <calculationLink xlink:role="http://www.everspin.com/role/DisclosureBalanceSheetComponentsScheduleOfAccruedLiabilitiesDetails" xlink:type="extended" xlink:title="40304 - Disclosure - Balance Sheet Components - Schedule of Accrued Liabilities (Details)">
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AccruedLiabilitiesCurrent" xlink:label="AccruedLiabilitiesCurrent" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AccruedSalariesCurrent" xlink:label="us-gaap_AccruedSalariesCurrent_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="AccruedLiabilitiesCurrent" xlink:to="us-gaap_AccruedSalariesCurrent_636263973270380766" order="1" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="mram-20161231.xsd#mram_AccruedManufacturingExpensesCurrent" xlink:label="mram_AccruedManufacturingExpensesCurrent_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="AccruedLiabilitiesCurrent" xlink:to="mram_AccruedManufacturingExpensesCurrent_636263973270380766" order="2" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="mram-20161231.xsd#mram_DeferredLicensingRevenueCurrent" xlink:label="mram_DeferredLicensingRevenueCurrent_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="AccruedLiabilitiesCurrent" xlink:to="mram_DeferredLicensingRevenueCurrent_636263973270380766" order="3" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DeferredRentCreditCurrent" xlink:label="us-gaap_DeferredRentCreditCurrent_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="AccruedLiabilitiesCurrent" xlink:to="us-gaap_DeferredRentCreditCurrent_636263973270380766" order="4" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AccruedSalesCommissionCurrent" xlink:label="us-gaap_AccruedSalesCommissionCurrent_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="AccruedLiabilitiesCurrent" xlink:to="us-gaap_AccruedSalesCommissionCurrent_636263973270380766" order="5" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OtherAccruedLiabilitiesCurrent" xlink:label="us-gaap_OtherAccruedLiabilitiesCurrent_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="AccruedLiabilitiesCurrent" xlink:to="us-gaap_OtherAccruedLiabilitiesCurrent_636263973270380766" order="6" use="optional" weight="1" priority="2" />
  </calculationLink>
  <calculationLink xlink:role="http://www.everspin.com/role/DisclosureCommitmentsAndContingenciesDetails" xlink:type="extended" xlink:title="40401 - Disclosure - Commitments and Contingencies (Details)">
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDue" xlink:label="OperatingLeasesFutureMinimumPaymentsDue" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueCurrent" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDueCurrent_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="OperatingLeasesFutureMinimumPaymentsDue" xlink:to="us-gaap_OperatingLeasesFutureMinimumPaymentsDueCurrent_636263973270380766" order="1" use="optional" weight="1" priority="1" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="OperatingLeasesFutureMinimumPaymentsDue" xlink:to="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears_636263973270380766" order="2" use="optional" weight="1" priority="1" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="OperatingLeasesFutureMinimumPaymentsDue" xlink:to="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears_636263973270380766" order="3" use="optional" weight="1" priority="1" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="OperatingLeasesFutureMinimumPaymentsDue" xlink:to="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears_636263973270380766" order="4" use="optional" weight="1" priority="1" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="OperatingLeasesFutureMinimumPaymentsDue" xlink:to="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears_636263973270380766" order="5" use="optional" weight="1" priority="1" />
  </calculationLink>
  <calculationLink xlink:role="http://www.everspin.com/role/DisclosureDebtAndRelatedWarrantsSummaryOf2015CreditFacilityDetails" xlink:type="extended" xlink:title="40503 - Disclosure - Debt and Related Warrants - Summary of 2015 Credit Facility (Details)">
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LongTermDebt" xlink:label="LongTermDebt" />
    <loc xlink:type="locator" xlink:href="mram-20161231.xsd#mram_LongTermDebtGross" xlink:label="mram_LongTermDebtGross_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="LongTermDebt" xlink:to="mram_LongTermDebtGross_636263973270380766" order="1" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="mram-20161231.xsd#mram_LongTermDebtCurrentGross" xlink:label="mram_LongTermDebtCurrentGross_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="mram_LongTermDebtGross_636263973270380766" xlink:to="mram_LongTermDebtCurrentGross_636263973270380766" order="1" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="mram-20161231.xsd#mram_LongTermDebtNoncurrentGross" xlink:label="mram_LongTermDebtNoncurrentGross_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="mram_LongTermDebtGross_636263973270380766" xlink:to="mram_LongTermDebtNoncurrentGross_636263973270380766" order="2" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="mram-20161231.xsd#mram_UnamortizedDiscountPremiumAndDebtIssuanceCostsAndEndOfTermFee" xlink:label="mram_UnamortizedDiscountPremiumAndDebtIssuanceCostsAndEndOfTermFee_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="LongTermDebt" xlink:to="mram_UnamortizedDiscountPremiumAndDebtIssuanceCostsAndEndOfTermFee_636263973270380766" order="2" use="optional" weight="-1" priority="2" />
    <loc xlink:type="locator" xlink:href="mram-20161231.xsd#mram_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsCurrent" xlink:label="mram_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsCurrent_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="mram_UnamortizedDiscountPremiumAndDebtIssuanceCostsAndEndOfTermFee_636263973270380766" xlink:to="mram_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsCurrent_636263973270380766" order="1" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="mram-20161231.xsd#mram_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNoncurrent" xlink:label="mram_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNoncurrent_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="mram_UnamortizedDiscountPremiumAndDebtIssuanceCostsAndEndOfTermFee_636263973270380766" xlink:to="mram_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNoncurrent_636263973270380766" order="2" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LongTermDebtCurrent" xlink:label="LongTermDebtCurrent" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="LongTermDebtCurrent" xlink:to="mram_LongTermDebtCurrentGross_636263973270380766" order="1" use="optional" weight="1" priority="2" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="LongTermDebtCurrent" xlink:to="mram_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsCurrent_636263973270380766" order="2" use="optional" weight="-1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LongTermDebtNoncurrent" xlink:label="LongTermDebtNoncurrent" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="LongTermDebtNoncurrent" xlink:to="mram_LongTermDebtNoncurrentGross_636263973270380766" order="1" use="optional" weight="1" priority="2" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="LongTermDebtNoncurrent" xlink:to="mram_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNoncurrent_636263973270380766" order="2" use="optional" weight="-1" priority="2" />
  </calculationLink>
  <calculationLink xlink:role="http://www.everspin.com/role/DisclosureDebtAndRelatedWarrantsSummaryOfPrincipalRepaymentsOf2015CreditFacilityDetails" xlink:type="extended" xlink:title="40504 - Disclosure - Debt and Related Warrants - Summary of Principal Repayments of 2015 Credit Facility (Details)">
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DebtInstrumentCarryingAmount" xlink:label="DebtInstrumentCarryingAmount" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="DebtInstrumentCarryingAmount" xlink:to="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths_636263973270380766" order="1" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="DebtInstrumentCarryingAmount" xlink:to="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo_636263973270380766" order="2" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="DebtInstrumentCarryingAmount" xlink:to="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree_636263973270380766" order="3" use="optional" weight="1" priority="2" />
  </calculationLink>
  <calculationLink xlink:role="http://www.everspin.com/role/DisclosureIncomeTaxesReconciliationEffectiveTaxRateDetails" xlink:type="extended" xlink:title="41101 - Disclosure - Income Taxes - Reconciliation Effective Tax Rate (Details)">
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_EffectiveIncomeTaxRateContinuingOperations" xlink:label="EffectiveIncomeTaxRateContinuingOperations" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="EffectiveIncomeTaxRateContinuingOperations" xlink:to="us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate_636263973270380766" order="1" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="EffectiveIncomeTaxRateContinuingOperations" xlink:to="us-gaap_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance_636263973270380766" order="2" use="optional" weight="-1" priority="3" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseShareBasedCompensationCost" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseShareBasedCompensationCost_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="EffectiveIncomeTaxRateContinuingOperations" xlink:to="us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseShareBasedCompensationCost_636263973270380766" order="3" use="optional" weight="-1" priority="3" />
    <loc xlink:type="locator" xlink:href="mram-20161231.xsd#mram_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseFairValueAdjustmentPercent" xlink:label="mram_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseFairValueAdjustmentPercent_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="EffectiveIncomeTaxRateContinuingOperations" xlink:to="mram_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseFairValueAdjustmentPercent_636263973270380766" order="4" use="optional" weight="1" priority="1" />
    <loc xlink:type="locator" xlink:href="mram-20161231.xsd#mram_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseInterestPercent" xlink:label="mram_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseInterestPercent_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="EffectiveIncomeTaxRateContinuingOperations" xlink:to="mram_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseInterestPercent_636263973270380766" order="5" use="optional" weight="-1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="EffectiveIncomeTaxRateContinuingOperations" xlink:to="us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments_636263973270380766" order="6" use="optional" weight="-1" priority="3" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="EffectiveIncomeTaxRateContinuingOperations" xlink:to="us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes_636263973270380766" order="7" use="optional" weight="1" priority="2" />
  </calculationLink>
  <calculationLink xlink:role="http://www.everspin.com/role/DisclosureIncomeTaxesDeferredTaxAssetsDetails" xlink:type="extended" xlink:title="41102 - Disclosure - Income Taxes - Deferred tax assets (Details)">
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DeferredTaxAssetsLiabilitiesNet" xlink:label="DeferredTaxAssetsLiabilitiesNet" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DeferredIncomeTaxLiabilities" xlink:label="us-gaap_DeferredIncomeTaxLiabilities_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="DeferredTaxAssetsLiabilitiesNet" xlink:to="us-gaap_DeferredIncomeTaxLiabilities_636263973270380766" order="1" use="optional" weight="-1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DeferredTaxLiabilitiesPrepaidExpenses" xlink:label="us-gaap_DeferredTaxLiabilitiesPrepaidExpenses_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_DeferredIncomeTaxLiabilities_636263973270380766" xlink:to="us-gaap_DeferredTaxLiabilitiesPrepaidExpenses_636263973270380766" order="1" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DeferredTaxAssetsNet" xlink:label="us-gaap_DeferredTaxAssetsNet_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="DeferredTaxAssetsLiabilitiesNet" xlink:to="us-gaap_DeferredTaxAssetsNet_636263973270380766" order="2" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DeferredTaxAssetsGross" xlink:label="us-gaap_DeferredTaxAssetsGross_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_DeferredTaxAssetsNet_636263973270380766" xlink:to="us-gaap_DeferredTaxAssetsGross_636263973270380766" order="1" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DeferredTaxAssetsInventory" xlink:label="us-gaap_DeferredTaxAssetsInventory_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_DeferredTaxAssetsGross_636263973270380766" xlink:to="us-gaap_DeferredTaxAssetsInventory_636263973270380766" order="1" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DeferredTaxAssetsOperatingLossCarryforwards" xlink:label="us-gaap_DeferredTaxAssetsOperatingLossCarryforwards_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_DeferredTaxAssetsGross_636263973270380766" xlink:to="us-gaap_DeferredTaxAssetsOperatingLossCarryforwards_636263973270380766" order="2" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DeferredTaxAssetsOther" xlink:label="us-gaap_DeferredTaxAssetsOther_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_DeferredTaxAssetsGross_636263973270380766" xlink:to="us-gaap_DeferredTaxAssetsOther_636263973270380766" order="3" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccruals" xlink:label="us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccruals_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_DeferredTaxAssetsGross_636263973270380766" xlink:to="us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccruals_636263973270380766" order="4" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="mram-20161231.xsd#mram_DeferredTaxAssetsDepreciationAndAmortization" xlink:label="mram_DeferredTaxAssetsDepreciationAndAmortization_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_DeferredTaxAssetsGross_636263973270380766" xlink:to="mram_DeferredTaxAssetsDepreciationAndAmortization_636263973270380766" order="5" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DeferredTaxAssetsValuationAllowance" xlink:label="us-gaap_DeferredTaxAssetsValuationAllowance_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_DeferredTaxAssetsNet_636263973270380766" xlink:to="us-gaap_DeferredTaxAssetsValuationAllowance_636263973270380766" order="2" use="optional" weight="-1" priority="2" />
  </calculationLink>
  <calculationLink xlink:role="http://www.everspin.com/role/DisclosureNetLossPerCommonShareComputationOfBasicAndDilutedNetLossPerShareDetails" xlink:type="extended" xlink:title="41201 - Disclosure - Net Loss Per Common Share - Computation of Basic and Diluted Net Loss Per Share (Details)">
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic" xlink:label="WeightedAverageNumberOfSharesOutstandingBasic" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesCommonStockSubjectToRepurchaseOrCancellation" xlink:label="us-gaap_WeightedAverageNumberOfSharesCommonStockSubjectToRepurchaseOrCancellation_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="WeightedAverageNumberOfSharesOutstandingBasic" xlink:to="us-gaap_WeightedAverageNumberOfSharesCommonStockSubjectToRepurchaseOrCancellation_636263973270380766" order="1" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_WeightedAverageNumberOfShareOutstandingBasicAndDiluted" xlink:label="us-gaap_WeightedAverageNumberOfShareOutstandingBasicAndDiluted_636263973270380766" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="WeightedAverageNumberOfSharesOutstandingBasic" xlink:to="us-gaap_WeightedAverageNumberOfShareOutstandingBasicAndDiluted_636263973270380766" order="2" use="optional" weight="1" priority="2" />
  </calculationLink>
</linkbase>
