Hello, Ok so i have and ATI 4850 with 512 on board GDDR3, and i have a Pentium(R) Dual-Core E5200 @2.50 ghz what would be a better upgrade, just want to play WoW with high or ultra setting on, right now i run with 4x multi sampling, ultra particles, High texture resolution, 4x texture filtering, high enviroment detail, good view distance, i play at 1920x1080 Wide, and im running about 85 fps in IF and around 40 to 50 in 25 VoA, i just want to know if im better off Upgrading to a quad core cpu or a 5770 Ati i have 4gigs of ram aswell if id be better off upgrading that and the cpu or that and the video card let me know any help would be awesome thx.