"Here is where most of the overclockers' time will be spent in the BIOS, you can control many things in this screen. The FSB control goes all the way from 100MHz to 255MHz (510 DDR) assuming that the jumper on the motherboard is set for 100MHz, which is a good idea if you are overclocking by multiplier. The CPU multiplier goes from only 6X to 15X with a 12.5X multiplier being noticeably absent. There is also a new feature that is enabled in the newest BIOS, as it shows the AGP/PCI frequency of the FSB you are using."
FULL STORY @ VIPERLAIR (http://www.viperlair.com/reviews/motherboards/8k3a/8K3a_pg1.html)