I have a Gigabyte 7VAX board, and an Athlon XP 1600+, running at 10.5x133. I cannot seem to raise the FSB any higher than 136 without lockups. I have a 400W ps. I read a review recently (here) of the same board, which was tested with a 1600+ as well, and they had it running at a FSB of 166. I...