I just recently purchased a gtx 285 card, p55 ud5 mobo, corsair h50 cooler, and CM 690 case for 300$ from a friend who needed quick $ I dont kno too much about computers but my little brother needs a new computer for gaming so I was goin to see what else I needed to buy to complete this computer any suggestions wud help I was goin to get a i5 processor but im not sure.. I have a little money to play with. Thanx.