Supported operating system:

Windows Vista 32-bit
Windows 7 32-bit

Release note:
NVIDIA GeForce6/GeForce7/GeForce8/GeForce9/GeForce 100/GeForce 200/GeForce 300/GeForce 400/GeForce 500/ION series video card version 266.58 WHQL driver for Vista/Win7 released on 19th Jan 2011.

What's New

1. Added support for the GeForce GTX 580 and the GeForce GTX 570.
2. This driver package installs NVIDIA PhysX System Software v9.10.0514.
3. This driver package installs the HD audio driver, version 1.1.13.0.

Fixed Issues¨CWindows Vista/Windows 7 32-bit

1. [SLI], GeForce 400 Series: Age of Conan¨Csome objects flicker after switching modes when SLI mode is enabled.
2. [SLI], GeForce 9500 GT: With SLI enabled and two displays enabled on the primary GPU, the display output cannot be switched to a display connected to the secondary GPU.
3. [SLI], GeForce 8800M GTX: Crysis: Warhead¨Cthe screen stutters when V©\Sync is ON and the scaling option is set to "Do not scale".

Supported Devices:
NVIDIA GeForce GT 420