-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
 MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen
 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 DMdy1Tzkd16qMuhKvsyGPIURsLkSs0VdSxz/BCMGWk7XmOOorYbYCb14abvWEzNH
 BLdI5C7rBSEZyEF6LHxXWw==

<SEC-DOCUMENT>0001001746-04-000011.txt : 20040618
<SEC-HEADER>0001001746-04-000011.hdr.sgml : 20040618
<ACCEPTANCE-DATETIME>20040618114240
ACCESSION NUMBER:		0001001746-04-000011
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20040616
FILED AS OF DATE:		20040618

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			TARANTINO ROBERT V
		CENTRAL INDEX KEY:			0001006335

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-08266
		FILM NUMBER:		04870149

	BUSINESS ADDRESS:	
		STREET 1:		57 SOUTHFIELD ROAD
		CITY:			CRANBURY
		STATE:			NJ
		ZIP:			08512
		BUSINESS PHONE:		6097990071

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			DATARAM CORP
		CENTRAL INDEX KEY:			0000027093
		STANDARD INDUSTRIAL CLASSIFICATION:	COMPUTER STORAGE DEVICES [3572]
		IRS NUMBER:				221831409
		STATE OF INCORPORATION:			NJ
		FISCAL YEAR END:			0430

	BUSINESS ADDRESS:	
		STREET 1:		P O BOX 7528
		CITY:			PRINCETON
		STATE:			NJ
		ZIP:			08543
		BUSINESS PHONE:		6097990071

	MAIL ADDRESS:	
		STREET 1:		PO BOX 7528
		CITY:			PRINCETON
		STATE:			NJ
		ZIP:			08543
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>primary_doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2004-06-16</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000027093</issuerCik>
        <issuerName>DATARAM CORP</issuerName>
        <issuerTradingSymbol>DRAM-NASDQ</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001006335</rptOwnerCik>
            <rptOwnerName>TARANTINO ROBERT V</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O DATARAM CORPORATION</rptOwnerStreet1>
            <rptOwnerStreet2>186 PRINCETON ROAD</rptOwnerStreet2>
            <rptOwnerCity>WEST WINDSOR</rptOwnerCity>
            <rptOwnerState>NJ</rptOwnerState>
            <rptOwnerZipCode>08550</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>President and CEO</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock, $1.00 Par Value</value>
            </securityTitle>
            <transactionDate>
                <value>2004-06-16</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>2000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>9.4</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>414536</value>
                    <footnoteId id="F1"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock, $1.00 Par Value</value>
            </securityTitle>
            <transactionDate>
                <value>2004-06-17</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>3650</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>9.46</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>410886</value>
                    <footnoteId id="F1"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">In addition, 17,100 shares are held indirectly by the reporting person's wife and 303,232 shares are held indirectly for the reporting person by the Issuer's 401-K Plan.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>ROBERT V. TARANTINO</signatureName>
        <signatureDate>2004-06-18</signatureDate>
    </ownerSignature>
</ownershipDocument>

</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----