KevinREX

Hey guys,I have been trying to get my i7 6700k to 5GHZ but I'm stuck at 4.8GHZ it just doesn't wanan go up every time I try 4.9 it crashes in a stress test I have It delidded and at 4.8 with 1.340 and cache at 4.5 and with my cooling solution it does't go above 70-75 degrees celcius.Does anyone have any advice for me? I dont really care that much about performace I just want to get there.(btw in the photo the cpu is under stress)(For the validation:https://valid.x86.fr/spdhjp) Thanks!