Hello My Friends ... I am using GA P31 DS3L motherboard which has 4 GB ddr 2 800 MHZ Ram on it ... as saw the support list this mobo supports Multicore { Quad core } & i want to get Q9400 & it has 1 PCIe Slot which requires for 5850 { that i want to get } & for overal system PSU i will get 880 Watt .... SO QUESTION IS ... this system parts matching with togother or some parts are so crap to let Other ones work well ?? { WILL I ENJOY OF PLAYING GAMES LIKE CRYSIS 2 .. GTA IV ... SPLINTERCELL 5 ... ARMA 2 { with 1440 REZ } smoothly ?? THANK YOU