Modifying a x8 PCIE slot to take a x16 GPU! I fixed my

PCIe Slot Configuration Setting in BIOS pciex16 slot configuration *Memory overlocking capability and EXPOXMP profiles support may vary depending on hardware configuration and memory modules EZ-Latch：PCIe x16 Slot & pciex16 slot configuration From the System Utilities screen, select System Configuration > BIOSPlatform Configuration > Network Options > Network Boot Options > PCIe Slot Network

fruit snap slot PCIeX16 is your GPU, the other option is your other PCIe connections How you have it in your screenshot is correct