out of the box with voltage bumps to cpu/ram/small one to the mch i was able to get this
http://img.photobucket.com/albums/v7...m33g11p352.jpg

no matter what mch voltage and even droppng the mulit to 6x with ram 1:1 i cant boot at 500mhz. i can bootup and right into windows at 485mhz, 490mhz+ is a dead bootup. Bios from cpuz says 5/17/07.