a)have you increase your vcore? b)try to disable dfi logo to see the error c)try use 1 slot of RAM d)play with mem latency.last time my CPU can go up to 2.8G but only the CPU temp is limiting higher speed.right now my CPU is running at 2.4G with mem 2.5-3-3-8.im using kingston 512mb with a nanya chip.hahaha.funny name.its a lousy RAM though.