I went from a GeForce2 Ti to the Radeon 9500 Pro, and the difference was stunning (both visually and for speed). However, I also upgraded my son's GeF2 Ti to a Radeon 8500LE and that looked pretty good too (everything is relative

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Frankly, you won't see a graphical difference between the 9500/9600 Pro and 9700/9800 Pro ... the only real difference is in framerates with all the eye candy turned on. Besides, only a current top-of-the-line system will take full advantage of a 9700/9800 pro's speeds. As such, I would second the suggestion of a 9500/9600 Pro card.