Intel Core i5-9600K CPU Tested and Benchmarked at 5.2 GHz Overclock
Amazon.com: Micro Center Intel Core i5-9600K Desktop Processor Combo 6 Cores Up to 4.6 GHz Unlocked LGA1151 300 Series 95W Bundle with ASUS Prime Z390-A ATX Motherboard DDR4 DP HDMI M.2 USB
Intel Core i5 9600K @ 4300 MHz - CPU-Z VALIDATOR
i5-9600K: Stock vs 4.6GHz (OC) vs 5GHz (OC) - YouTube