under advanced chipset in the bios, there is a setting(can't remember what its called) that has 2 options, 1 or 8 - 1 for stability, 8 for speed - make sure it is set to 8. i tried 1 and got scores very similar to yours, and 8 on a BF6 w/ a 650E at 142fsb, ram at cas2 = approx. 450/515 mem scores.