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Nvida released its new forceware on 20th of this month. Vista supporting version 100 drivers have also been released.

Release Highlights of forceware 100.65:
WHQL Certified driver for GeForce 8800, GeForce 7 series, and GeForce 6 series GPUs
Beta driver for NVIDIA SLIâ„¢ support for GeForce 8800 GTX/GTS GPUs
This driver supports the following 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 9 and OpenGL NVIDIA SLI support for GeForce 6 and 7 series GPUs and DirectX 10 NVIDIA SLI support for GeForce 8800 GPUs will be available in a future driver

You can download the drivers compatible for your system from HERE

Pranjal