Model: Viper V330 PCI/AGP
Operating System: Windows 95b (osr2) (Note: might work with other versions of this os.)
Before downloading: Run Free Scan for Instant Driver Updates
"The file you're copying is older than the one already in your machine, do you want to keep the existing file?" It's very important that you answer "NO", because if you keep the Microsoft file, direct 3D and hardware acceleration won't be available.