Model: diamond viper v770 ultra
Operating System: Windows NT (Note: might work with other versions of this os.)
Before downloading: Run Free Scan for Instant Driver Updates
Diamond Multimedia diamond viper v770 ultra Driver. I have found that NT drivers work just fine in the Windows 2000 OS. Windos 2000 is based on NT technology. Try this driver out for the Windows 2000 and let others know if it works.