There are 1 repository under amd-fx-hackintosh topic.
Hackintosh-AMD-FX-8320-ASrock-990-R9-280-Opencore-EFI-Config-Catalina
This opencore efi for amd 15h/16. Tested on Catalina 10.15.4, amd fx6300, nvidia gt730. Only for educational purposes.
EFI files for AMD FX Hackintosh via OpenCore
My AMD Hackintosh setup