I have a Dell 8400 3.0ghz 80gig Seagate sata hd. 1MB ddr2 (533mhz) ram. I have a X300? video card and my old geforce4 mx 420 was better than this thing. Does anyone know of the X600's are they worth it? I can't afford the X800. I am looking for the Best I can get for this game for <$300