Microsoft .NET Framework 3.5 service pack 1 is a cumulative update that contains many new features building incrementally upon .NET Framework 2.0, 3.0, 3.5, and includes .NET Framework 2.0 service pack 2 and .NET Framework 3.0 service pack 2 cumulative updates.
Supported Operating System: Windows Server 2003, Windows Server 2008, Windows Vista, Windows XP
Hard Disk: Up to 500 MB of available space may be required
CD or DVD Drive: Not required
Display: 800 x 600, 256 colors (Minimum); 1024 x 768 high color, 32-bit (Recommended)
Date Published: 12/17/2008