Skylake and newer have fixed this, they decoupled PCIe and stuff from BCLK. On Skylake you can actually do non-K (I ran a 6400 at up to 4.7GHz): https://overcl

Skylake and newer have fixed this, they decoupled PCIe and stuff from BCLK. On Skylake you can actually do non-K (I ran a 6400 at up to 4.7GHz): https://overclocking.guide/category/intel-oc-guides/skylake-non-k-oc/ https://overclocking.guide/category/intel-oc-guides/skylake-... Of course on Kaby and later they closed the loophole...