I need to install an updated driver for my S3 ProSavage DDR card but the only one I can find is: ProSavageDDR_wxp_w2k_139425.exe. Will this driver work with Windows 98. The title looks as if it is written for Windows XP and Windows 2000.

Try this
http://www.techspot.com/drivers/index/file/download/2495

Thanks... Works great!