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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
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<SEC-DOCUMENT>0001001746-05-000030.txt : 20050914
<SEC-HEADER>0001001746-05-000030.hdr.sgml : 20050914
<ACCEPTANCE-DATETIME>20050914131001
ACCESSION NUMBER:		0001001746-05-000030
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20050914
FILED AS OF DATE:		20050914
DATE AS OF CHANGE:		20050914

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:			08543-7528

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:		051083942

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

	MAIL ADDRESS:	
		STREET 1:		C/O DATARAM CORPORATION
		STREET 2:		186 PRINCETON ROAD
		CITY:			WEST WINDSOR
		STATE:			NJ
		ZIP:			08550
</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>2005-09-14</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 &amp; CEO</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Options (9/14/2005)</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>6.63</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2005-09-14</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>12000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <value>2006-09-14</value>
            </exerciseDate>
            <expirationDate>
                <value>2010-09-14</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock, $1.00 Par Value</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>12000</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>12000</value>
                    <footnoteId id="F2"/>
                    <footnoteId id="F3"/>
                    <footnoteId id="F4"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Options were granted to the reporting person in consideration of his service as an Executive Officer of the Company.  Options were granted at an exercise price equal to the fair market value of the Common Stock on the date of grant.</footnote>
        <footnote id="F2">In addition, the Reporting Person holds options (11/19/1997) to purchase 300,000 shares at $2.8125 a share, which are presently exercisable and which expire on 11/19/2007.  The Reporting Person holds options (11/26/2001) to purchase 12,800 shares at $7.98 a share, of which 9,600 shares are presently exercisable and 3,200 shares become exercisable on 11/16/2005.  These options expire on 11/26/2011.  The Reporting Person holds options (9/18/2002) to purchase 12,800 shares at $2.99 a share, of which 6,400 shares are presently exercisable and 3,200 shares each become exercisable on 9/18/2005 and 9/18/2006.  This option expires on 9/18/2012.</footnote>
        <footnote id="F3">In addition, the Reporting Person holds options (9/18/2003) to purchase 12,000 shares at $4.09 a share, of which 3,000 shares are presently exercisable and 3,000 shares each become exercisable on 9/18/2005, 9/18/2006 and 9/18/2007.  These options expire on 9/18/2013.  The Reporting Person holds options (9/15/2004) to purchase 12,000 shares at $6.75 a share which become exercisable on 9/15/2005 and expire on 9/15/2009.</footnote>
        <footnote id="F4">In addition, the Reporting Person beneficially owns 405,901 shares of common stock directly and 17,100 shares indirectly by the Reporting Person's wife and 303,232 shares indirectly for the Reporting Person by the Issuer's 401-K Plan.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>ROBERT V. TARANTINO</signatureName>
        <signatureDate>2005-09-14</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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