Okay seems something is holding me back as i can use stock volts all way upto 3450mhz but over that around 3.5ghz sudenly even upping from 1.35 to 1.6 no changes... still wont stable in windows.. this is limit of the CPU or ive hit a wall if so how big 100mhz 200?

But still im happy with:

http://valid.x86-secret.com/show_oc.php?id=237569

Thats with Bios v1.565 (Max mobo allows)... actuall Vcore is 1.6V mind...

There is a 0.2V offset i could use but wouldnt wana do more then 1.6v otherwise might perm damage CPU