thx woo, but mate i dont really know much about this, i dint have much in ddr ram thats any good, 2 sets, corsair and mushkin, i have a dfi expert board which came with , no i bought as extra for the same board that im sure was in the board, they are mushkins, i also have ultra D board , in the same platform, ive just bought a 478 socket ABIT IC7-MAX 3 and am in the process of trying to buy a ASUS P4C- 800E DELUXE in the same catergory, and it seems from what ive read good ram is crucial, same as anything really, good ram is crucial to its operation