You are OC'ng, if your pocket book can afford it, get the best and fastest MeM your $$ can buy. Awhile back I built this LIQ cooled SYS with a 2.4 CPU. I purchased Corsair CMX512-3500C2, I purchased two sticks, I run a full 1G of MeM. I OC to 3Ghz (small glitches) and OC to 2.882Mhz rock solid...