This post is to give a brief idea on NT version of each Windows edition. Though Microsoft started using names commercially for Windows, the version is still very relevant and has continued ever since Windows 1.0.
This is how you can understand the Windows version number and identify the which Windows is installed by looking at its version and build.
This is the format of Windows Version and build number: MajorVersion.MinorVersion.MajorBuild.MinorBuild
Here is the list of Windows build versions till date.
|Server 8 beta||6.2||.8250|
|Server 2008 R2||6.1||.7600|
|Server 2008 R2 w/ SP1||6.1||.7601|
|7 w/ SP1||6.1||.7601|
|Server 2008 RTM||6.0||.6000|
|Server 2008 w/ SP1||6.0||.6001|
|Server 2008 w/ SP2||6.0||.6002|
|Vista w/ SP1||6.0||.6001|
|Vista w/ SP2||6.0||.6002|
|Server 2003 R2||5.2||.3790|
How to check the version and build of your Windows?
Simply open the command prompt and type VER (and hit ENTER, ofcourse)
Where does Windows store this information?
In Registry: HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion