右邊係發行年份..

Disk Operating System
MS-DOS 1981
Windows 1.0 1985
Windows 2.0 1987
Windows 3.0 1990
16bit+32bit 混合型 Windows
Windows 95  1995
Windows 98  1998
Windows Me  2000
NT Architecture
Windows NT 3.1                 1992
Windows NT 3.5                 1994
Windows NT 4.0                 1996
Windows 2000 (5.0)             2000
Windows XP (5.1)               2001
Windows Server 2003 (5.2)      2003
Windows XP x64                 2005
Windows Vista (6.0)            2007
Windows Server 2008 (6.0+)     2008
Windows 7 (7.0)               ~2010
Windows Server 2008 R2 (7.0)  ~2010