Here's what's new in ForceWare 158.22:
Download over here.Updated May 2, 2007 12 PM PST: The original U.S. English driver kit has been replaced with a new kit to workaround some installation problems. If you had problems with the original kit, please download the new one. Add support for GeForce 8800 Ultra. Increased performance in 3D applications. Numerous game and application compatibility fixes.