Official and arrived today: Win 7 32 bit: http://us.download.nvidia.com/Windows/275.33/275.33-desktop-win7-winvista-32bit-english-whql.exe Win 7 64bit: http://us.download.nvidia.com/Windows/275.33/275.33-desktop-win7-winvista-64bit-english-whql.exe XP 32 bit: http://us.download.nvidia.com/Windows/275.33/275.33-desktop-winxp-32bit-english-whql.exe XP 64 bit: http://us.download.nvidia.com/Windows/275.33/275.33-desktop-winxp-64bit-english-whql.exe Release Notes: Quote: New in Release 275.33 GPU Support •Adds support for the newly released GeForce GTX 560 GPU.Performance •Increases performance for GeForce 400 Series and 500 Series GPUs in several PC games vs. v270.61 WHQL drivers. The following are some examples of improvements measured on Windows 7. Results will vary depending on your GPU and system configuration: GeForce GTX 580: ◦Up to 4% in Crysis 2 ◦Up to 5% in Civilization V with SLI ◦Up to 9% in Portal 2 ◦Up to 13% in Bulletstorm with Antialiasing enabled ◦Up to 15% in Batman: Arkham Asylum with PhysX High GeForce GTX 560: ◦Up to 6% in Crysis 2 ◦Up to 8% in Portal 2 ◦Up to 14% in Batman: Arkham Asylum with PhysX High ◦Up to 15% in Bulletstorm with Antialiasing enabled •Increases gaming performance by up to 2x in World of Warcraft in cases of high memory pressure with antialiasing enabled. Other •Installs HD Audio driver version 220.127.116.11•Installs PhysX System Software to version 9.10.0514 •Supports the new GPU-accelerated features in Adobe CS5. •Supports GPU-acceleration for smoother online HD videos with Adobe Flash 10.1. Learn more here. •Supports the new version of MotionDSP's video enhancement software, vReveal, which adds support for HD output. NVIDIA customers can download a free version of vReveal that supports up to SD output here. •Supports OpenCL 1.0 (Open Computing Language) for all GeForce 8-series and later GPUs. •Supports OpenGL 3.3 for GeForce 8-series and later GPUs. •Supports OpenGL 4.1 on GeForce 400 series and later GPUs. •Supports single GPU and NVIDIA SLI technology* on DirectX 9 and OpenGL. •Supports GPU overclocking and temperature monitoring by installing NVIDIA System Tools software. •Users without US English operating systems can select their language and download the International driver here. *Note: The following SLI features are only supported on Windows Vista and Windows 7: Quad SLI technology using GeForce GTX 590, GeForce 9800 GX2 or GeForce GTX 295, 3-way SLI technology, Hybrid SLI, and SLI multi-monitor support.