Intel claims that Core i5-9600KF is faster than Ryzen 7 3800X and Core i3-9350KF is faster than Ryzen 5 3600X. This is what Intel is using for benchmarking... : r/Amd
Performance benefits of faster memory with a 3900x - comparing manual b-die OC to the standard 3200 XMP. : r/Amd
AMD Ryzen 7 3800X Specs | TechPowerUp CPU Database