Bare in mind this to be considered a beta driver, use it at your own risk.
There are several discussion open on these drivers in the Guru3D NVIDIA driver forums, check them here. Driver wise, pretty much any GeForce graphics card build in the last 3 years is supported. We have virus & pest checked these drivers and they are scanned as clean.
Have you read our XFX GeForce 9600 GT XXX 512MB review already ?