[quote="St@tIc":5fa6f]wow.....i like my nividia cause im a nividia man ...but i wanna use whats best...what performs beter and what now...[/quote:5fa6f]
Download and install this;
[url="http://www.futuremark.com/download/?3dmark03.shtml"]http://www.futuremark.com/download/?3dmark03.shtml[/url]
then run it using card "A", make a note of the score you get, then uninstall card "A" and install card "B", run 3DMark03 with card "B". Whichever card gives you the highest score is the one you use.
(Or, you could look online for graphics card benchmark comparisions, maybe at
http://www.tomshardware.com.)