actually i will go for 9700 pro, but hard to find on marekt, for compare Fx 5900 is equal 9800 np, if i am you, i will go for 9700 pro or 9800, this is fast enough. Fx 5900 is sooo big and stupid..haha..so weird..it's like twice as big as a regular video card, plus price is like hell...go for...