For some reason HWMonitor says that my poor Ryzen 7 3700u hit a maximum clock speed of 12.7Ghz on 3 of the cores plus 15.3Ghz on the last one while playing minecraft.
Ryzen 4000 CPUs explained: How AMD optimized Zen 2 for laptops | PCWorld
Lenovo laptops with the Ryzen 7 3700U run 58 percent faster than HP laptops with the exact same processor - NotebookCheck.net News
I tested the compile time of my software using different AMD CPUs (details in the comments) : r/Amd
AMD Ryzen 7 3700u VEGA 10 Lag but using low cpu usage : r/AMDHelp