Nvidia has released the new Official 162.22 and 163.11 Beta Forceware drivers for Windows Vista.
The 162.11 drivers are for the GeForce 6,7,8 series and some of the improvements include better DX10 SLI support and increased total graphics memory.
The 163.11 Forceware are only for the GeForce 8 series and are almost specifically pointed for improved DX10 performance in World in Conflict.

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Today NVIDIA Corporation introduced the NVIDIA GeForce 7200 GS graphics processing unit, a new, faster, entry-level GPU. GeForce 7200 GS is designed to offer a low-cost upgrade from integrated graphics solutions and is built for Microsoft Windows Vista operating system. The NVIDIA GeForce 7200 GS performs up to 50% faster than the latest integrated graphics solutions in common 3D benchmark tests. The GeForce 7200 GS GPUs provide full support for Microsoft DirectX 9.0, Shader Model 3.0, high dynamic-range (HDR) lighting support for advanced 3D realism, and NVIDIA PureVideo technology. Graphics cards equipped with the NVIDIA GeForce 7200 GS GPU are available today from e-tailers and retailers worldwide at aggressive prices under $50 and are being offered in PCs from leading OEMs and system builders.