3DChipset have grabbed some Beta Forceware drivers version 66.31 for windows 2000/XP. (originally leaked by Station-Drivers)

Beta nVidia Forceware WinXP & Win2k Driver
v66.31
Date: Sept 09, 2004
Size: 26.08Mb

Release Notes:
Drivers are WHQL certified -(with a modified .inf file it will say it's not)
The drivers come with a setup.exe file for easy installation
No word on performance gains or compatibility issues
All nVidia cards are supported in this release
Files are dated: August 25, 2004 4:14 P.M.
WinZip Packaged

NOTE: These drivers are considered BETA so use at your own risk.

Download here...(Windows 2000/XP)


Source : 3DChipset