Hi guys,I want to know if it's ok to overclock a GTX 660 Ti. if so what will be the optimum overclock it will support?Also my PSU is a Antec HGC 520

Hi Everyone,I recently bought and Maximus V Gene and now i'm wondering whether or not to overclock it. I haven't done OCing before and i just need help or advice Ocing my RIG on stable 24/7. my current stock load temp. is 40-45 C and as I'm doing 3D ...