Dude if you have full on+ shaders.... you get like 200 FPS in the game....
I got AMD Athlon 64 X2 2.9 5600+ 9600 gso MSI k9Platimun mobo 4 gb ram.... i get all high plus water shaders on.... i get 100-150 fps in the game...... good computer with hacks on it cuz itll run smootly spammin nades and stuff......