Intel isn't shooting to the top of the performance charts with the Core i9-13900K and Core i5-13600K, but it doesn't need to with the value these CPUs offer.
Intel Core i5-13600K & Core i9-13900K Review - Introduction
intel core i9 13900k CPU
Intel Core i9 13900K and Core i5 13600K review: an effective redoubt against AMD's Ryzen 7000 advances
intel CPU 13600K i5 24MB LGA1700
Intel Core i5 13600K Linux Performance Review - Phoronix, i5 13600k
Intel i5-13600K LGA1700 CPU
intel core i9 13900k CPU
Intel i9-13900K & i5-13600K review: Let the CPU battle begin
Closing Thoughts - Intel Core i9-13900K and i5-13600K Review: Raptor Lake Brings More Bite
Intel core i5-13600k