Please note that over clocking the processor is not supported but perhaps any other customer with experience on this can share and help you.
I found this that may be helpful for you:
NOTE: These links are being offered for your convenience and should not be viewed as an endorsement by Intel of the content, products, or services offered there.
Tbank for your reply. The video didn't work, the BIOS version is totally different. I can't find the multiplier. That's the problem. I hope someone can help me.