List of Microsoft Windows versions

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This page lists and links to information on the various versions of Microsoft Windows, a major computer operating system developed by Microsoft.

Client versions[edit]

In this section, a client version of Windows is a version that can be purchased and installed on personal computers (desktop computers, laptops and workstations) or purchased with these computers.


Windows NT[edit]

NameRelease
date
Release
version
number
Editions
Windows 8.118 October 2013NT 6.3
  • Windows 8.1
  • Windows 8.1 Pro
  • Windows 8.1 Enterprise
Windows 826 October 2012NT 6.2
  • Windows 8
  • Windows 8 Pro
  • Windows 8 Enterprise

See Windows 8 editions

Windows 722 October 2009NT 6.1
  • Windows 7 Home Basic
  • Windows 7 Home Premium
  • Windows 7 Professional
  • Windows 7 Enterprise
  • Windows 7 Ultimate
  • Windows Thin PC

See Windows 7 editions

Windows Vista30 January 2007NT 6.0
  • Windows Vista Home Premium
  • Windows Vista Business
  • Windows Vista Enterprise
  • Windows Vista Ultimate

See Windows Vista editions

Windows XP25 October 2001NT 5.1

See Windows XP editions

Windows 200017 February 2000NT 5.0Professional
Windows NT 4.024 August 1996NT 4.0Windows NT 4.0 Workstation
Windows NT 3.5130 May 1995NT 3.51Windows NT 3.51 Workstation
Windows NT 3.521 September 1994NT 3.50Windows NT 3.5 Workstation
Windows NT 3.127 July 1993NT 3.10Windows NT 3.1


MS-DOS[edit]

NameRelease
date
Release
version
number
Editions
Windows ME14 September 20004.90N/A
Windows 9825 June 19984.10
Windows 9524 August 19954.00
  • Windows 95
  • Windows 95 SP1 (31 December 1995)
  • Windows 95 OSR1 (14 February 1996)
  • Windows 95 OSR2 (24 August 1996)
  • Windows 95 USB Supplement to OSR2 (27 August 1997)
  • Windows 95 OSR 2.1 (27 August 1997)
  • Windows 95 OSR2.5 (26 November 1997)
Windows 3.222 November 19933.2Simplified Chinese only
Windows for Workgroups 3.11November 19933.11N/A
Windows 3.1April 19923.10
  • Windows 3.1
  • Windows for Workgroups 3.1 (October 1992)
Windows 3.022 May 19903.00N/A
Windows 2.1113 March 19892.11
  • Windows/286
  • Windows/386
Windows 2.1027 May 19882.10
  • Windows/286
  • Windows/386
Windows 2.09 December 19872.0N/A
Windows 1.04April 19871.04N/A
Windows 1.03August 19861.03N/A
Windows 1.0120 November 19851.01N/A

Server versions[edit]

NameRelease
date
Release
version
number
Editions
Windows Server 2012 R22013NT 6.3
  • Windows Server 2012 R2 Foundation
  • Windows Server 2012 R2 Essentials
  • Windows Server 2012 R2 Standard
  • Windows Server 2012 R2 Datacenter
Windows Server 20122012NT 6.2
  • Windows Server 2012 Foundation
  • Windows Server 2012 Essentials
  • Windows Server 2012 Standard
  • Windows Server 2012 Datacenter
  • Windows MultiPoint Server 2012
Windows Server 2008 R22010NT 6.1
Windows Server 20082008NT 6.0
Windows Server 2003 R22006NT 5.2
  • Windows Small Business Server 2003 R2
  • Windows Server 2003 R2 Web Edition
  • Windows Server 2003 R2 Standard Edition
  • Windows Server 2003 R2 Enterprise Edition
  • Windows Server 2003 R2 Datacenter Edition
  • Windows Storage Server
  • Windows Home Server
Windows Server 20032003NT 5.1
  • Windows Small Business Server 2003
  • Windows Server 2003 Web Edition
  • Windows Server 2003 Standard Edition
  • Windows Server 2003 Enterprise Edition
  • Windows Server 2003 Datacenter Edition
  • Windows Storage Server
Windows 200017 February 2000NT 5.0
  • Windows 2000 Server
  • Windows 2000 Advanced Server
  • Windows 2000 Datacenter Server
Windows NT 4.029 July 1996NT 4.0
  • Windows NT 4.0 Server
  • Windows NT 4.0 Server Enterprise
  • Windows NT 4.0 Terminal Server Edition
Windows NT 3.51June 1995NT 3.51Windows NT 3.51 Server
Windows NT 3.5September 1994NT 3.50Windows NT 3.5 Server
Windows NT 3.1August 1993NT 3.10Windows NT 3.1 Advanced Server

Device versions[edit]

Appliances[edit]

NameRelease
date
Release
version
number
An edition ofSold with
Windows RT 8.118 October 2013NT 6.3Windows 8.1ARM-based tablet computers
Windows RT26 October 2012NT 6.2Windows 8ARM-based tablet computers
Windows 7 Starter22 October 2009NT 6.1Windows 7Low cost netbooks in emerging markets
Windows Vista Starter30 January 2007NT 6.0Windows VistaLow cost netbooks in emerging markets
Windows XP Tablet PC EditionNovember 2002NT 5.1Windows XPMicrosoft Tablet PC
Windows XP Media Center Edition2002, 2003, 2004 and 2005NT 5.1Windows XPHome theater PCs and set-top boxes

Smartphones[edit]

Embedded devices[edit]

Cancelled versions[edit]

See also[edit]

References[edit]