R5 2400G Zen CPU Cores Undervolt and Overclocking

Some quick tested values:

3600 Mhz | 1.225 mV ~ 70 Watts (need to also disable precision boost)
3625 Mhz | 1.275 mV ~ 75 Watts
3800 Mhz | auto mV ~ 100 Watts
4000 Mhz | 1.344 mV ~ 102 Watts