Go to profiles in xtu. Select the default profile. Click show values. Click apply.

My 14900k runs at 6.2 already with no effort. It’s done 6.2 on four cores and 6.1 on the other four.

No, Intel 18A is on track for production next year, and they will be ahead of TSMC at that point. Additionally, Intel is ahead of TSMC in other technologies, such as power via which by itself could yield >5% frequency improvement and >90% cell density.

Worst case, it won’t post and then you have to reset your bios.