Overclocking 4770k to 5ghz

Alerq

Honorable
Jun 20, 2013
34
0
10,530
Hi, guys, I am trying to overclock my 4770k. Now i reached 4.8 stable and 4.9 almost stable with only changing core voltages and multiplyer. Temperatures are very low, so what should i change to get 5.0? My mobo is ASUS Hero VI