ForceWare Release 158 Version: 158.18 Release Date: April 17, 2007 Beta Driver Vista 32bit Vista 64bit Release Highlights: Adds support for GeForce 8600 GTS, GeForce 8600 GT, and GeForce 8500 GT, GeForce 8400 GS, and GeForce 8300 GS GPUs. Increased performance in 3D applications. PureVideo HD support. Add support for forcing Vertical Sync in DirectX applications. Updated NVIDIA Control Panel with improved user interface Numerous game and application compatibility fixes. This driver supports the following 3D features: Single GPU support DirectX 9 support for GeForce 6/7/8 series GPUs DirectX 10 support for GeForce 8800 GPUs OpenGL support for GeForce 6/7/8 series GPUs NVIDIA SLI support DirectX 9 support for GeForce 8800 GPUs OpenGL support for GeForce 8800 GPUs DirectX 10 NVIDIA SLI support for GeForce 8800 GPUs will be available in a future driver