AMD Changing PCIe Bifurcation

Go into BIOS

• Turn on the Device
• Repetitively press the DEL / ESC key to enter the BIOS setup

Change setting

• Advanced -> AMD PBS -> PCI Express Configurations -> Controller 0 Bifurcation

  • choose desired bifurcation option.
• Advanced -> AMD PBS -> PCI Express Configurations -> Controller 1 Bifurcation

  • choose desired bifurcation option.
• save & exit