Indeed really intresting, was scanning through the manual and at page 57 you can read this:
https://imgur.com/khVYH5L
OC Mode
OC1 - 16 cores/3.6GHz on 1.3375V
OC2 - 8 cores/3.7GHz on 1.369V
OC3 - 4 cores/3.75GHz on 1.374V\nMax Stress - 16 cores/3.8GHz on 1.400VMaybe incoming 16 core 7nm ryzen ?
im not sure not heard news about new ryzen yet but i think if 16core 7nm is out amd will make new socket