When Intel Pentium G3258 is overclocked to 4.5GHZ produces a lot of heat. So stock intel cooler was not enough. Temperatures were getting close to 90C under pressure. The new cooler is GAMMAXX 200T by Deepcool. The results are impressive, now it hardly gets to 65 degrees.
GPU
https://www.asus.com/Graphics-Cards/EAH6770_DC2DI1GD5/
The old and the new air cooler.