Updated: July 9, 2020 (December 20, 2010)
Charts & IllustrationsPast Windows Server Versions
Windows Server 2008 R2 was generally available in Oct. 2009. Windows 2008 was generally available in May 2008. This first release was named SP1 to signify a synchronization of the Windows Server code with the code changes in Windows Vista SP1. This means the first service pack with fixes to the released Windows Server 2008 SP1 code was SP2.
Microsoft has announced that Windows Server 2008 R2, SQL Server 2008 R2, and Visual Studio 2010 will be the last versions to run on the Itanium family of 64-bit processors. The existing products will be supported on Itanium according to each product’s Microsoft Support Lifecycle Policy. For example, Mainstream support for Windows Server 2008 for Itanium-Based Systems (and R2) will end on July 9, 2013, while Extended support will continue until July 10, 2018.
| Product | Current Service Pack | Mainstream Support Ends | Release History |
| Windows Server 2008 | SP2 | July 9, 2013 | Released: May 2008
SP1: May 2008 SP2: Apr. 2009 |
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