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 and i5 13600K Review
Intel Core i5 13600K Linux Performance Review - Phoronix, i5 13600k
intel core i9 13900k CPU
intel core i9 13900k CPU
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Intel Core i9-13900KS Review, intel i9
Review: Intel Raptor Lake i9-13900K and i5-13600K - Cinebench, Geekbench and CPUZ benchmarks: - Overclocking.com
Intel i9-13900K and i5-13600K Review: Say Hello to Raptor Lake - Overclockers