i know the MacPro is not a gaming computer but my friend is challenging me on 3dmark scores, does cinebench has a gpu score or any other programs that test out the video card, my co-worker has (1) 320mb 8800 gts on 2gb of ram on a core 2 duo custom PC and he scored 20,000 3dmark, what kind of card i need to beat that score, we having a mac vs pc thing at my work and i'm the only mac guy there surrounded by gamers, so what card can i get, if any one of you have the 512mb ati 1900 what's your score?