Well, the CPU is indeed running at 3200MHz (3208 to be exact), and RAM timings are set to 4-4-4-12 as is inscribed on the sticks, voltage 2,1v as also inscribed.
For the rest of the things you told me.. Uh, how do I do that? Some kind of software?
..oh, and right. I'm running Win XP Pro. But when this problem persists even when I disconnect the hard drives, it can't be software-related, can it?