Originally Posted by vwgti
Not to sure on a gigabyte bios, but some bios require you to hit f1 to open the advanced options. Give it a try.
My BIOS makes me press ctl+f1 to get to overclocking options. I had to learn that from the person I got the computer from, because they don't tell you in the manual (the bastards). Vcore isn't there, I have looked. A lot.