AATU is an application which allow the user to control STAPM (TDP) limits, soft throttle temperature points, iGPU -, IF -, etc frequency (to an extent), and more. Typically upping the STAPM limits will provide the largest boost to performance out of the options given within the application.
AMD APU Tuning Utility (Supports all Ryzen mobile APUs)
https://gitlab.com/JamesCJ/amd-apu-tuning-utility/-/blob/master/README.md
https://amdaputuningutility.com/
Helle's Ryzen Test (Only works on Raven Ridge and Picasso though)
http://www.mdcc-fun.de/k.helbing/Ryzen/RyzenTest.zip
Ryzen Mobile Discord (has the devs of RC, AATU, and RMT): https://discord.gg/JfNWMpFQGJ
TL;DR
Ryzen Controller: bit shite and a resource hog
AATU: all of ryzen mobile basically everyone
RMT: for renoir specifically and not super up-to-date