AMD AM4 CPU Cooler RGB 65W for Ryzen 5 3600, 2600, 2400G, 1400, 3300X, 2200G | eBay
AMD Ryzen 5 3600XT Review | PCMag
AMD Ryzen™ Master Utility for Overclocking Control | AMD
Ryzen 3600 does 4.3Ghz all cores @ 1.125v stable in load it boosts to 4.3 but otherwrwise normal behavior (works a lot cooler with undervoltage) : r/overclocking