Windows Server 2008

Windows Server 2008 is a third server operating system produced by Microsoft and based on Windows NT 6.0. It was released to manufacturing on February 4, 2008, and reached general availability on February 27, 2008, about 13 months after the launch of the Windows Vista operating system. Windows Server 2008 is the successor of Windows Server 2003, the server version of Windows based on Windows XP, released nearly five years earlier.