Updated: July 9, 2020 (February 26, 2007)

Past Windows Server Versions

As managing vice president, Rob Helm covers Microsoft collaboration and content management. His 25-plus years of experience analyzing Microsoft’s technology... more

A Windows 2000 rollup package with selected patches was released June 2005, but installation of this package is not mandatory to receive product support.

Product	Current Service Pack	Mainstream Support Ends	Release History
Windows 2000 Server	SP4 (with update rollup)	Ended June 30, 2005; Extended support ends July 13, 2010	Released: Mar. 2000 SP1: July 2000 SP2: May 2001 SP3: Aug. 2002 SP4: June 2003 Update rollup: June 2005
Windows Server 2003	SP1: Mar. 30, 2005	2010 (est.)	Released: May 2003 SP1: Mar. 2005 64-bit editions: May 2005
Windows Server 2003 R2	(R2 requires SP1)	2010 (est.)	Released: Dec. 2005

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