read this...this is a nice guide for overclocking phenom II/thuban core.. =>http://www.overclock.net/t/777378/official-gappos-little-deneb-thuban-overclocking-guide-with-too-many-smileys
You were just like me when i wanted to overclock my FX-6300. Dont worry! Just look up guides online but look them up for your motherboard. So i had a Gigabyte 990FXA-UD3 and that's what i searched. Also don't use amd override. The bios will make the OC more stable and maybe even easier. Good Luck!