NVIDIA ForceWare Release 158 Windows Vista/XP

Check the changelog for details
NVIDIA released ForceWare 158 series of drivers for Windows Vista and Windows XP. ForceWare 158.19 for Windows XP (32 and 64-bit) supports the GeForce 8 series only, while ForceWare 158.18 for Windows Vista (32 and 64-bit) supports a broader range of products, including GeForce series 6, 7 and 8. All the drivers include support for the new GeForce 8600 GTS, GeForce 8600 GT, GeForce 8500 GT, GeForce 8400 GS and GeForce 8300 GS GPUs.