asus fanboy, lol do u really plan on going sli? if you are then get the dfi sli-dr, if not the get the dfi nf4 ultra-d also if u want sli then get the new evga 7800gtx at newegg, ull see how different it looks, it also has a lifetime warrenty. if u dont want sli then get an evga 7800gt dont get a 4200, get a 3800, they overclock higher than a 4200 can for psu get the ocz powerstream 600 why that sound card? you dont want an audigy 2 zs? this is a gaming machine so why dont you want good sound? and for the ram get 4x512 of mushkin redline 4000, just make sure you have a fan on those