Windows Server 2008

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Windows Server 2008
Windows Server 2008
Preliminary name
"Longhorn" Server
Kernel version NT 6.0
CPU architecture x86, x64
Release date 2008-02-27
Support end 2020-01-14
2024-01-09 (with Extended Security Updates)
Preceded by Windows Server 2003
Succeeded by Windows Server 2008 R2

Windows Server 2008 is an operating system developed by Microsoft, and was released to manufacturing on February 27, 2008. It is the server version of Windows Vista Service Pack 1.


Note: The first four builds used pre-reset code (see Windows Longhorn)

Milestone 5

Milestone 6

Milestone 7


Beta 1

Beta 2

Beta 3

Release Candidate 0

Release Candidate 1

Release Candidate 2