List of Windows Version Numbers and Build Numbers

In this article you can find the list of version numbers and the build numbers associated to each Windows Operating Systems. The list covered both Personl Computer Versions and Server Versions.


List of Windows Version Numbers and Build Numbers:

Operating System Name Version Build Number Public Release RTM Release
Windows NT 3.1 3.1 511 7/27/1993
Windows NT 3.5 3.5 807 9/21/1994
Windows NT 3.1, Service Pack 3 3.1 528 1994-11
Windows NT 3.51 3.51 1057 5/30/1995
Windows 95 4 950 8/24/1995
Windows 95 OEM Service Release 1 4 950 A 2/14/1996
Windows 95 OEM Service Release 2 4 950 B 8/24/1996
Windows NT 4.0 4 1381 8/24/1996 7/31/1996
Windows 95 OEM Service Release 2.1 4 950 B 8/27/1997
Windows 95 OEM Service Release 2.5 4 950 C 11/26/1997
Windows 98 4.1 1998 5/15/1998
Windows 98 Second Edition (SE) 4.1 2222 5/5/1999
Windows 2000 5 2195 2/17/2000 12/15/1999
Windows Me 4.9 3000 9/14/2000 6/19/2000
Windows XP 5.1 2600 10/25/2001 8/24/2001
Windows XP, Service Pack 1 5.1 2600.1105-1106 9/9/2002
Windows Server 2003 5.2 3790 4/24/2003
Windows XP, Service Pack 2 5.1 2600.218 8/25/2004
Windows Server 2003, Service Pack 1 5.2 3790.118 3/30/2005
Windows Server 2003 R2 5.2 3790 12/6/2005 12/6/2005
Windows Vista 6 6000 1/30/2007 11/8/2006
Windows Server 2003, Service Pack 2 5.2 3790 3/13/2007
Windows Home Server 5.2 4500 11/4/2007 7/16/2007
Windows Vista, Service Pack 1 6 6001 2/4/2008
Windows Server 2008 6 6001 2/27/2008 2/4/2008
Windows XP, Service Pack 3 5.1 2600 4/21/2008
Windows Vista, Service Pack 2 6 6002 5/26/2009 4/28/2009
Windows Server 2008, Service Pack 2 6 6002 5/26/2009
Windows 7 6.1 7600 10/22/2009 7/22/2009
Windows Server 2008 R2 6.1 7600 10/22/2009 7/22/2009
Windows 7, Service Pack 1 6.1 7601 2/22/2011
Windows Server 2008 R2, Service Pack 1 6.1 7601 2/22/2011 2/9/2011
Windows Home Server 2011 6.1 8400 4/6/2011 4/6/2011
Windows Server 2012 6.2 9200 9/4/2012 8/1/2012
Windows 8 6.2 9200 10/26/2012 8/1/2012
Windows 8.1 6.3 9600 8/27/2013 10/17/2013
Windows Server 2012 R2 6.3 9600 10/18/2013 8/27/2013
Windows 10, Version 1507 10 10240 7/29/2015 7/15/2015
Windows 10, Version 1511 10 10586 11/10/2015
Windows 10, Version 1607 10 14393 8/2/2016
Windows Server 2016, Version 1607 10 14393 8/2/2016
Windows 10, Version 1703 10 15063 4/5/2017
Windows 10, Version 1709 10 16299 10/17/2017
Windows Server 2016, Version 1709 10 16299 10/17/2017
Windows 10, Version 1803 10 17134 4/30/2018
Windows Server 2019, Version 1809 10 17763 10/2/2018
Windows 10, Version 1809 10 17763 11/13/2018
Windows Server 2008, Service Pack 2, Rollup KB4489887 6 6003 3/19/2019
Windows 10, Version 1903 10 18362 5/21/2019
Windows 10, Version 1909 10 18363 11/12/2019
Windows 10, Version 2004 10 19041 5/27/2020
Windows 10, Version 20H2 10 19042 10/20/2020

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