NVidia has released OFFICIAL 21.83 drivers for XP/2000 & 9x platforms along with 64 bit versions of XP (who has it?) You can grab these puppies right here! Release Highlights for DetonatorTM XP...
V21.83 RSS
Never mind about the number, Savage News managed to get their hands on some slippery leaked drivers going by the name Detonator XP v21.83. These are new, as yet no words on performance, fixes etc...