-----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,
 V5JnPIMTc9VHkw95YjsgBqFS+IRiKvgrW0q0TkkztL7Rx3y/Qfc/7c1G7sW2wWgV
 9z8Z2dKVqiGEpeEPiLzZCA==

<SEC-DOCUMENT>0001181431-07-057900.txt : 20070918
<SEC-HEADER>0001181431-07-057900.hdr.sgml : 20070918
<ACCEPTANCE-DATETIME>20070918140226
ACCESSION NUMBER:		0001181431-07-057900
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20070711
FILED AS OF DATE:		20070918
DATE AS OF CHANGE:		20070918

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			SILICON GRAPHICS INC
		CENTRAL INDEX KEY:			0000802301
		STANDARD INDUSTRIAL CLASSIFICATION:	ELECTRONIC COMPUTERS [3571]
		IRS NUMBER:				942789662
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0630

	BUSINESS ADDRESS:	
		STREET 1:		1500 CRITTENDEN LANE
		CITY:			MOUNTAIN VIEW
		STATE:			CA
		ZIP:			94043
		BUSINESS PHONE:		6509601980

	MAIL ADDRESS:	
		STREET 1:		1500 CRITTENDEN LANE
		STREET 2:		-
		CITY:			MOUNTAIN VIEW
		STATE:			CA
		ZIP:			94043

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	SILICON GRAPHICS INC /CA/
		DATE OF NAME CHANGE:	19920703

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Oberdank Terry
		CENTRAL INDEX KEY:			0001378785

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-10441
		FILM NUMBER:		071122073

	BUSINESS ADDRESS:	
		BUSINESS PHONE:		650-933-6296

	MAIL ADDRESS:	
		STREET 1:		C/O SILICON GRAPHICS, INC.
		STREET 2:		1200 CRITTENDEN
		CITY:			MOUNTAIN VIEW
		STATE:			CA
		ZIP:			94043
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>rrd172445.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2007-07-11</periodOfReport>

    <notSubjectToSection16>1</notSubjectToSection16>

    <issuer>
        <issuerCik>0000802301</issuerCik>
        <issuerName>SILICON GRAPHICS INC</issuerName>
        <issuerTradingSymbol>SGIC</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001378785</rptOwnerCik>
            <rptOwnerName>Oberdank Terry</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O SILICON GRAPHICS, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>1140 EAST ARQUES AVENUE</rptOwnerStreet2>
            <rptOwnerCity>MOUTAIN VIEW</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94085</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Former VP,Technology Solutions</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <remarks>The reporting person ceased being an officer of the issuer on July 11, 2007 and is filing this report for the sole purpose of disclosing the fact that he is no longer an insider of the issuer.</remarks>

    <ownerSignature>
        <signatureName>/s/ Terry Oberdank</signatureName>
        <signatureDate>2007-09-06</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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