New Forceware 185.81 beta drivers are available. Use them at your own risk.

This is a beta driver supporting GeForce 6, 7, 8, 9, 100, and 200-series desktop GPUs. This driver package installs WDDM v1.1 for GeForce 8, 9, and 200-series (DirectX 10) GPUs and WDDM v1.0 for GeForce 6 and 7-series (DirectX 9) GPUs.

This driver supports all of the new Windows 7 GPU-accelerated DirectX APIs: DirectX Compute, Direct2D, DirectWrite, and DXVA-HD.

New in Release 185.81:

Adds support for the new GeForce GTX 275 GPU.
Adds support for Ambient Occlusion – the newest NVIDIA Control Panel feature to offer enhanced 3D gaming realism exclusively to GeForce GPUs.
Adds support for CUDA 2.2 for improved performance in GPU Computing applications. See CUDA for more details.
Expands GPU hardware acceleration for the NVIDIA Video Encoding library to GPUs with less than 32 cores. Applications using this library include CyberLink PowerDirector 7, Nero Move it 1.5, Loilo SuperLoiloScope MARS, and CyberLink MediaShow Espresso.
Accelerates performance in several 3D applications. The following are examples of improvements measured with Release 185 drivers vs. Release 181 drivers (results will vary depending on your GPU, system configuration, and game settings):
Up to 25% performance increase in The Chronicles of Riddick: Assault on Dark Athena
Up to 22% performance increase in Crysis: Warhead with antialiasing enabled
Up to 11% performance increase in Fallout 3 with antialiasing enabled
Up to 14% performance increase in Far Cry 2
Up to 30% performance increase in Half-Life 2 engine games with 3-way and 4-way SLI
Up to 45% performance increase in Mirror’s Edge with antialiasing enabled
Automatically installs the new PhysX System Software version 9.09.0408.
Supports GeForce Plus Power Pack #3. Download these FREE PhysX and CUDA applications now!
Numerous bug fixes. Refer to the release documentation notes.
Users without US English operating systems can select their language and download the International driver here.

Forceware 185.81 Windows 7 32-bit Beta
Forceware 185.81 Windows 7 64-bit Beta
Forceware 185.81 Vista 64-bit Beta
Forceware 185.81 Vista 32-bit Beta
Forceware 185.81 Windows XP 32-bit Beta
Forceware 185.81 Windows XP 64-bit Beta