http://www.nvidia.com/object/winxp_2k_81.95.html
# WHQL Certified
# Adds support for GeForce 7800 GTX 512 and GeForce 6800 GS
# Improved performance for Quake 4
# Improved performance and compatibility for Call of Duty 2
# Mixed vendor support for NVIDIA SLI.
# TV-Out/HD-out support for NVIDIA SLI.
# Added support for VSync on Direct3D games when running NVIDIA SLI.
# Performance enhancements for dual-core CPUs.
# PureVideo high definition MPEG-2 de-interlacing support.
# Usability enhancements when connecting to an HDTV.
# Microsoft® DirectX® 9.0c and OpenGL® 2.0 support
# For a full list of fixed and known issues please view the Release Notes.
# WHQL Certified
# Adds support for GeForce 7800 GTX 512 and GeForce 6800 GS
# Improved performance for Quake 4
# Improved performance and compatibility for Call of Duty 2
# Mixed vendor support for NVIDIA SLI.
# TV-Out/HD-out support for NVIDIA SLI.
# Added support for VSync on Direct3D games when running NVIDIA SLI.
# Performance enhancements for dual-core CPUs.
# PureVideo high definition MPEG-2 de-interlacing support.
# Usability enhancements when connecting to an HDTV.
# Microsoft® DirectX® 9.0c and OpenGL® 2.0 support
# For a full list of fixed and known issues please view the Release Notes.