Covering the basics If you found your way here it's likely you are looking for help with basic overclocking. Either that or you're a long time overclocker interested in seeing whether I had any eye opening insights that you may have been lacking. Rest assured, I don't. This is only intended as...
Until it doesn't work anymore, than back off a bit.
It is a high voltage that will damage the processor.
The processor will monitor it's temperature and slow down or shut off if it detects a dangerous temperature. That is around 100c.
As of 2/6/2019
What percent can get an overclock at a somewhat sane Vcore in the 1.337 to 1.375 range.
And AVX offset = 2.