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The first version of windows. This was a 16-bit OS.
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This was the second version of Windows and it was, like the first version, 16-bit.
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This was an update to the Windows 2.0 OS. It, like all of it's predecessors, this version is 16-bit.
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This version of Windows is an update of the 2.10 update, and like 2.10 and every other previous versions, it is 16-bit.
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This is the third version of Windows from the Microsoft company. This is also a 16-bit OS.
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This is an update to Microsoft's Windows 3.0. And it is, like all of the previous versions, 16-bit. It includes a newly designed bood screen.
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This is an update to windows 3.1 for workgroups. The Boot screen did not change in this update.
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This is the fourth Version of Windows. The Boot screen changed this time. It is the first out of the series that is 32-bit
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The first release of Windows 3 and the second release of Windows 3 for Workgroups. This is an update to the previous version of Windows 3.1 for workgroups, and like 3.1, 3.11 is a 16-bit OS.
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This is the second generation of windows NT, and like the origional, it is a 32-bit OS.
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This OS, like its NT predicessor is a 32-bit system. Windows 3.51 was an update to the Windows 3.5.
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This was the twelfth version of windows, and it happened to come out in 1995, this Windows 95. Unlike it's predicessors, Windows 95 was the available in both 16 and 32 bit versions.
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This was the fourth revision to Windows NT. It came in only a 32-bit version.
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This was the fourthenth edition of Windows, and the second edition available in both 16 and 32-bit versions.
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The second edition of Windows 98. Also available in both 16 and 32-bit versions.
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The 16 release of Windows, as you can tell from the name, it came out in the year 2000. Like the NT series it is only available in 32-bit versions.
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This was the 17 release of Windows, and like the Windows 98 release, it was available in both 16 and 32-bit versions. The 'Me' stands for 'Mellennium Edition'.
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This was the first Windows OS to be released in 64-bit versions. it was also available in a 32-bit version.
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As you can tell from the name, this OS was for servers and came out in 2003. Like Windows XP, it was available in 32 and 64-bit versions.
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This was another update to Windows XP, available in a 32-bit version.
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The official 64-bit only version of Windows XP.
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The first Windows Vista release. It was intended only for businesses, and was available in both 32 and 64-bit versions.
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The twenty-sixth release of Windows. This was the version of Vista for Home users, and it came in 32 and 64-bit versions.
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This was the second server OS that microsoft released. It came in 32 and 64-bit versions.
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This was the third server OS that microsoft released. It came in 32 and 64 bit versions.
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This is, in my opinion, the best Windows OS even now in 2012. It comes in both 32 and 64-bit versions.
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An updated version of Windows server 2008. This OS, as implied by the name, is for servers. It, unlike the origional Windows Server 2008, is only available in a 64-bit version.
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This is a new and improved version of Microsoft's Windows Home Server. Unlike the origional, this OS is only available in 64-bit versions.
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This is yet another Server OS by Microsoft. It is only available in 64-bit verisons. It is based on Windows 8 (yuck).
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This is a very bad version of windows, in my opinion. This OS is available in 32 and 64-bit versions (if you want it).
