hey guys until today i had an i5 2500k running at 4.6ghz on the mobo in the title, i switched it out for a 3570k i got from a friend, updated my mobo bios to allow me to run the new cpu however now i cannot over clock it. it wont let me change the multiplier any higher than 38 ive been messing in the bios now for the last few hours and not managed to solve it, even tried the asrock tuner from the os but still wont let me go any higher than 38x any help is great thanks as it was running at 4.4ghz in my friends pc until he took it out sunday.