Gainward have released new BIOS files for their GeForce4 Power Pack! series of cards and ExperTool v2.84.

Hit read more for your download. On a sidenote they also got drivers v26.50 for their 3D glasses.

GeForce4 PowerPack! Ultra/750 XP 128MB Golden Sample BIOS v4.25.00.21

GeForce4 PowerPack! Ultra/700 XP 128MB Golden Sample BIOS v4.25.00.21

GeForce4 PowerPack! Pro/650 XP 64MB Golden Sample BIOS v4.17.00.30

GeForce4 PowerPack! Pro/450 TV 64MB Golden Sample BIOS v4.17.00.37.10

Download ExperTool v2.84 for Win9x/ME/2000/XP

Download Nvidia Drivers v26.50 3D glasses for Win9x/ME/2000/XP english version only