ClockTuner for Ryzen helped my Ryzen 3300x with undervolting. 4150mhz all core @1.18125v. Max temp 85C (previously 92C) with stock cooler, airflow restricted m-itx case and ambient temp 27C : r/pcmasterrace
AMD Ryzen 3 3300X Bottleneck RX 580? - CPUAgent
i3 10105F vs Ryzen 3 3300X – Test in 8 Games - YouTube
OC 0.6.5 - AMD R3 3300X - RX 580 [Doing pretty well for everyday use] : r/hackintosh