Hey im looking to buy an AMD, and a new gfx card. now i can either get a expensive AMD and a little less expensive or a the other way around. i was thinking of getting this http://www.newegg.com/product/Product.asp?item=N82E16819103558 it comes with a evga 7800 gtx 256 mb gfx card. and tahts all for about... 1k? the amd chip alone is 814. any suggestions on whether or not i should get a different amd. maybe less expensive? ive been hearing that the x2 4200 and so on have been having problems with some games.