P965 1:1 divider?

[xt0m]

Hey guys

Got some probs with the Asus Commando and P5B/DX, cant seem to set 1:1 divider in bios when booting at 133/150/175/200?
RAM always stuck at 1:2 ..

Hence stuck on 6.24 GHz atm..
http://valid.x86-secret.com/show_oc.php?id=365264

Any hints on 1:1 ?

Thanks,
/t0m