Overclockers have already figured out how to achieve the 6 GHz mark on AMD's latest Ryzen 9000 series parts without using liquid nitrogen.
AMD Ryzen 7 9700X overclocked to 5.8 GHz with AIO liquid cooler — 6 GHz also achievable but only on idle thus far : Read more
AMD Ryzen 7 9700X overclocked to 5.8 GHz with AIO liquid cooler — 6 GHz also achievable but only on idle thus far : Read more