Correct, for AMD only, you will want to use PPD.
PPD (power-profiles-daemon) (AMD ONLY)
For Framework Laptop 13 AMD Ryzen™ 7040 Series configurations, you will absolutely want to use power-profiles-daemon for the absolute best experience. Do NOT use TLP. Without getting too detailed, there are things happening behind the scenes that require PPD for the best experience for our Linux customers.