Windows Lifecycle Fact Sheet. Windows Server 2003 EOL

Every Windows product has a lifecycle. Knowing key dates in this lifecycle helps to make informed decisions about when to upgrade or make other changes. Source: Windows Lifecycle Fact Sheet

End of support

Client OS        //  Latest update or SP  //  End of mainstreem support  //  End of extended support

Windows XP                SP 3                             April 14, 2009                        April 8, 2014

Windows Vista             SP 2                             April 10, 2012                        April 11, 2017

Windows 7                   SP 1                             January 13, 2015                   January 14, 2020

Windows 8                   Windows 8.1                 January 9, 2018                     January 10, 2023

Windows Server 2003 EOL

Windows Server 2003 ‘End of Support’ Infrastructure Videos  MSFT Partner Network

Windows 2003: Microsoft's next support sinkhole  InfoWorld

Plan to migrate before Windows Server 2003 end of life  SearchSecurity

Clarity Needed on Windows 7's Proposed End of Life  WindowsITPro

Links: Windows Server 2003 EOL

Microsoft Support

Products Released	Lifecycle Start Date	Mainstream Support End Date	Extended Support End Date	Service Pack Support End Date	Notes
Microsoft Windows Server 2003 R2 Datacenter Edition (32-Bit x86)	3/5/2006	7/13/2010	7/14/2015	4/14/2009
Microsoft Windows Server 2003 R2 Datacenter Edition with Service Pack 2	3/13/2007	Review Note	Review Note		Support ends 24 months after the next service pack releases or at the end of the product's support lifecycle, whichever comes first. For more information, please see the service pack policy here .
Microsoft Windows Server 2003 R2 Datacenter x64 Edition	3/5/2006	7/13/2010	7/14/2015	4/14/2009
Microsoft Windows Server 2003 R2 Datacenter x64 Edition with Service Pack 2	3/13/2007	Review Note	Review Note		Support ends 24 months after the next service pack releases or at the end of the product's support lifecycle, whichever comes first. For more information, please see the service pack policy here .
Microsoft Windows Server 2003 R2 Enterprise Edition (32-Bit x86)	3/5/2006	7/13/2010	7/14/2015	4/14/2009
Microsoft Windows Server 2003 R2 Enterprise x64 Edition	3/5/2006	7/13/2010	7/14/2015	4/14/2009
Microsoft Windows Server 2003 R2 Standard Edition (32-bit x86)	3/5/2006	7/13/2010	7/14/2015	4/14/2009
Microsoft Windows Server 2003 R2 Standard x64 Edition	3/5/2006	7/13/2010	7/14/2015	4/14/2009