Sometimes won't boot OC'd 7700K

samianil12

Commendable
Sep 19, 2016
11
0
1,510
7700K@ 1.25v

Passed RealBench @4 hours no problems, Tmax 70C
Sleep - wake up no problems.

But sometimes when win 10 is booting spinning balls will freeze, at that point I have to shut down and power again to make it boot again, I even tried 0.1 vcore increase doesn't do a trick..whats wrong here? is my mobo bad? maybe things were better at old bios not sure

help me out please

asrock z270m itx