The drivers for Windows XP/ 2000 are numbered 53.03 while the ME/98 version is called 53.04. It"s quite unusual that the old OS version has a bigger number and these drivers are not WHQL certified as Microsoft simply don"t do that for these gnarled old OSes.
Whats New:
improved HDTV component exits Y Pr Pb for 480i, 480p, 720p and 1080i
accelerated performance with GeForce GPUs on nForce3 were based systems