Operating System: Windows 98SE (Note: might work with other versions of this os.)
Before downloading: Run Free Scan for Instant Driver Updates
3Dfx Voodoo3/4/5 Driver. these are actually third party drivers, but I've found them more stable and more compatible then 3DFX's own drivers. I downloaded them to fix the problems I was having with my Voodoo3 and they worked great. I haven't had a single problem since.