My second PCIe doesn't work? :: Hardware and Operating Systems

It's worth noting that the PCIe standard is backwards compatible, so you can, for instance, use a PCI-e graphics card in a PCI-e slot without issue,

Go in to BIOS and Set PCIE to AUTO or Gen 4 it may be getting hung up on the gen 5 PCIE slot So boot to bios from second slot set Gen 4 in

gpu slot The PROBLEM: You want more PCIe Ports for Fitment of Expansion Adapters (Wifi Card, 10GbE

gpu slot size The PCIe slots on motherboards can be a bit confusing It would be SIMPLE if they were all full