The FPS Review published Intel Core i9-11900K Rocket Lake-S CPU Hits 5.2 GHz on All Cores, Beats AMD Ryzen 7 5800X In New CPU-Z Benchmarks A quote from the article:

Glowing CPU-Z benchmarks for Intel's upcoming 11th Gen Core i9-11900K “Rocket Lake-S” processor continue to leak out.

  Intel Core i9-11900K Rocket Lake-S CPU Hits 5.2 GHz on All Cores, Beats AMD Ryzen 7 5800X In New CPU-Z Benchmarks