Windows Rainier

Windows Rainer is a version of Windows NT. Made for Big companies by Microsoft.

It's an alternative to Windows Server 2003 R2. Advanced x64 support,256 core processor support, advanced security tools, and everything from Windows Server 2003.

Service Pack 1
Released on May 6, 2009. Comes with .NET Framework 3.5 SP1, DirectX 9.0c, Windows Media Player 11, Internet Explorer 8, lots of security updates with bug fixes, and Reboot Loop Fix.

Service Pack 2
Released on May 25, 2011. Comes with .NET Framework 4.0, Internet Explorer 9.0, DirectX 10, Windows Media Player 12 for Windows Rainier, and a lot of security updates with bug fixes.

Service Pack 3
Released in Arpil 21, 2014. Comes with .NET Framework 4.5.2,DirectX 10.1,Internet Explorer 11 for Windows Rainier, ans a new driver support

Windows Rainier For Mini Companies
Windows Rainier FMC Made because Windows Servers 2003's support ended. It's the same with Windows Rainier but it's more lighted. released in 2015 and its support ends in 2022.