See if this helps. I have speedstep diasabled, I left C-States on because it does not cause instability for me. I know you have a lot of mirrored settings, But we will figure it out. Could just be you got a less worthy chip.
9658 Time Spy https://www.3dmark.com/spy/7167565
ASUS Prime Z390-A
Gigabyte RTX 2070 White Windforce OC
GSkill TridentZ DDR4 3600
Samsung EVO 970
Corsair H100i Pro
Fractal Design Meshify C White MID ATX
Windows 10 Home
Samsung U28E570D 28"
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Last edited by Avacado; 05-18-2019 at 10:40 AM.