Quote Originally Posted by destr0yer View Post
I Have the same problem... I have a Gigabyte P55-UD5 + Core i5 661 and the OC is very bad.

I got 150 BCLK rock solid with stock QPI/VTT, vcore below defaut (1.165 vs 1.175), but cannot post if the BCLK is above 150 mhz.

I have the latest BIOS on Gigabyte site, F6

Exists any beta BIOS?

just made it half hour ago,

P55-UD5 Clarkdale OC BIOS (F7b)
http://rapidshare.com/files/337233062/p55ud5.f7b.html