Intel Alder Lake Core i9-12900K shown to be 56% faster than AMD Ryzen 9 5900X in Time Spy CPU, but gaming advantages over Ryzen 9 5950X seem miniscule with Radeon RX 6600
Intel Core i7-8700 review | Rock Paper Shotgun
The 11 Best Tools to Stress Test Your PC (CPU, RAM, & GPU)