at stock settings, the board is fine. but at FSB 250, DDR 400, I am not able to get into windows using CAS 2. I can get into windows if I drop down to CAS 2.5, but when I run CPU-z, it reveals that my cpu is still running at FSB 200 (2.4ghz) and DDR 320 (5:4). and even then, it is still very...