Windows Version Numbers
| Name / Description | Version | Build Number | Public Release |
|---|---|---|---|
| Windows NT 3.1 | 3.10 | 511 | 1993-07-27 |
| Windows NT 3.5 | 3.50 | 807 | 1994-09-21 |
| Windows NT 3.1, Service Pack 3 | 3.10 | 528 | 1994-11 |
| Windows NT 3.51 | 3.51 | 1057 | 1995-05-30 |
| Windows 95 | 4.00 | 950 | 1995-08-24 |
| Windows 95 OEM Service Release 1 | 4.00 | 950 A | 1996-02-14 |
| Windows 95 OEM Service Release 2 | 4.00 | 950 B | 1996-08-24 |
| Windows NT 4.0 | 4.0 | 1381 | 1996-08-24 |
| Windows 95 OEM Service Release 2.1 | 4.00 | 950 B | 1997-08-27 |
| Windows 95 OEM Service Release 2.5 | 4.00 | 950 C | 1997-11-26 |
| Windows 98 | 4.10 | 1998 | 1998-05-15 |
| Windows 98 Second Edition (SE) | 4.10 | 2222 | 1999-05-05 |
| Windows 2000 | 5.0 | 2195 | 2000-02-17 |
| Windows Me | 4.90 | 3000 | 2000-09-14 |
| Windows XP | 5.1 | 2600 | 2001-10-25 |
| Windows XP, Service Pack 1 | 5.1 | 2600.1105-1106 | 2002-09-09 |
| Windows Server 2003 | 5.2 | 3790 | 2003-04-24 |
| Windows XP, Service Pack 2 | 5.1 | 2600.2180 | 2004-08-25 |
| Windows Server 2003, Service Pack 1 | 5.2 | 3790.1180 | 2005-03-30 |
| Windows Server 2003 R2 | 5.2 | 3790 | 2005-12-06 |
| Windows Vista | 6.0 | 6000 | 2007-01-30 |
| Windows Server 2003, Service Pack 2 | 5.2 | 3790 | 2007-03-13 |
| Windows Home Server | 5.2 | 4500 | 2007-11-04 |
| Windows Vista, Service Pack 1 | 6.0 | 6001 | 2008-02-04 |
| Windows Server 2008 | 6.0 | 6001 | 2008-02-27 |
| Windows XP, Service Pack 3 | 5.1 | 2600 | 2008-04-21 |
| Windows Vista, Service Pack 2 | 6.0 | 6002 | 2009-05-26 |
| Windows Server 2008, Service Pack 2 | 6.0 | 6002 | 2009-05-26 |
| Windows 7 | 6.1 | 7600 | 2009-10-22 |
| Windows Server 2008 R2 | 6.1 | 7600 | 2009-10-22 |
| Windows 7, Service Pack 1 | 6.1 | 7601 | 2011-02-22 |
| Windows Server 2008 R2, Service Pack 1 | 6.1 | 7601 | 2011-02-22 |
| Windows Home Server 2011 | 6.1 | 8400 | 2011-04-06 |
| Windows Server 2012 | 6.2 | 9200 | 2012-09-04 |
| Windows 8 | 6.2 | 9200 | 2012-10-26 |
| Windows 8.1 | 6.3 | 9600 | 2013-08-27 |
| Windows Server 2012 R2 | 6.3 | 9600 | 2013-10-18 |
| Windows 10, Version 1507 | 10.0 | 10240 | 2015-07-29 |
| Windows 10, Version 1511 | 10.0 | 10586 | 2015-11-10 |
| Windows 10, Version 1607 | 10.0 | 14393 | 2016-08-02 |
| Windows Server 2016, Version 1607 | 10.0 | 14393 | 2016-10-15 |
| Windows 10, Version 1703 | 10.0 | 15063 | 2017-04-05 |
| Windows 10, Version 1709 | 10.0 | 16299 | 2017-10-17 |
| Windows 10, Version 1803 | 10.0 | 17134 | 2018-04-30 |
| Windows Server 2019, Version 1809 | 10.0 | 17763 | 2018-11-13 |
| Windows 10, Version 1809 | 10.0 | 17763 | 2018-11-13 |
| Windows Server 2008, Service Pack 2, Rollup KB4489887 | 6.0 | 6003 | 2019-03-19 |
| Windows 10, Version 1903 | 10.0 | 18362 | 2019-05-21 |
| Windows 10, Version 1909 | 10.0 | 18363 | 2019-11-12 |
| Windows Server, Version 1909 | 10.0 | 18363 | 2019-11-12 |
| Windows 10, Version 2004 | 10.0 | 19041 | 2020-05-27 |
| Windows Server, Version 2004 | 10.0 | 19041 | 2020-05-27 |
| Windows 10, Version 20H2 | 10.0 | 19042 | 2020-10-20 |
| Windows Server, Version 20H2 | 10.0 | 19042 | 2020-10-20 |
| Windows 10, Version 21H1 | 10.0 | 19043 | 2021-05-18 |
| Windows Server 2022, Version 21H2 | 10.0 | 20348 | 2021-08-18 |
| Windows 11, Version 21H2 | 10.0 | 22000 | 2021-10-04 |
| Windows 10, Version 21H2 | 10.0 | 19044 | 2021-11-16 |
| Windows 11, Version 22H2 | 10.0 | 22621 | 2022-09-20 |
| Windows 10, Version 22H2 | 10.0 | 19045 | 2022-10-18 |
| Windows Server, Version 23H2 | 10.0 | 25398 | 2023-10-24 |
| Windows 11, Version 23H2 | 10.0 | 22631 | 2023-10-31 |
| Windows 11, Version 24H2 | 10.0 | 26100 | 2024-10-01 |
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