If you haven't already noticed, there is a new option in Premiere when you create a new project:
[Blocked Image: https://pli.io/Trhdx.png]
It's specifically designed for the workstation hypercards apparently.
This is the blurb: AMD Radeon Pro SSG
I just wish Adobe would get their rears into gear and optimise their code to start utilising all the cores of modern CPUs efficiently, that has been their biggest failing, an old codebase just dragging its heels.