Which method is a safer approach to overclocking?

using an i5 3570k w/ coolermaster evo 212 and a z77 extreme4 (corsair vengeance 1866 RAM / MSI R7870 GPU)

http://www.youtube.com/watch?v=IAnjq6W-UCk&list=WL4BB29D6CC3D06B2F

http://www.youtube.com/watch?v=q3xxxonFKu8&list=WL4BB29D6CC3D06B2F

just raise the multiplier to 44 should be some presets in your motherboard, those can work tooJigglyWiggly_

just to be clear that would be the CPU ratio found in here, correct?

[QUOTE="JigglyWiggly_"]just raise the multiplier to 44 should be some presets in your motherboard, those can work tooTheProdigy619

just to be clear that would be the CPU ratio found in here, correct?

Overclock in the bios