Answer

PCI_E4 and PCI_E2/PCI_E3/PCI_E5 share the same bandwidth. If you've installed PCIE card in PCI_E2/PCI_E3/PCI_E5,  PCIE card will only run x1 speed plug in PCI_E4.

Models

  • B450-A PRO
  • B450 GAMING PLUS