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 i9 13900K: Impact of MultiCore Enhancement (MCE) and Long Power Duration Limits on Thermals and Content Creation Performance
Review: Intel Raptor Lake i9-13900K and i5-13600K - Cinebench, Geekbench and CPUZ benchmarks: - Overclocking.com
AMD claims 8-Core Ryzen 7 7800X3D is 20% faster than Core i9-13900K in 1080p gaming - VideoCardz.com : r/Amd
intel core i9 13900k CPU
Intel Core i9-13900K and Core i5-13600K Review: Intel is back - Reviewed
Intel Core i9-12900K Review - Fighting for the Performance Crown
Intel Core i9 13900K
Intel Core i5-13600K & Core i9-13900K Review - Introduction
Intel Core i9-13900K and i5-13600K Review
intel core i9 13900k CPU
Intel Core i9 13900K and Core i5 13600K review: an effective redoubt against AMD's Ryzen 7000 advances
Intel Core i9-13900K and i5-13600K Review