I've recently aquired enough money to get a PC upgrade and could use some guidance as to what to get. As of now I have AMD Athlon Dual Core 3800+, 2.0 Ghz processor, 1.5 Gigs of Ram and an 8600 GTS, on a 32bit XP OP. Right now I have my eyes set on an 8800 GT for $170 which I have been told will...