PCIe Motherboard

S1A: PCIPCIe Gen 2, 2 PCI and 2 PCIe slots pcie 2 slot One more detail: the motherboard is SuperMicro X10SRi-F that provides 6 PCI-Express slots: 1 PCI-E ×2, 1 PCI-E ×4, 2 PCI-E ×8, 1 PCI pcie 40 in 30 slot A PCIe lane is a single data channel within a PCIe slot Introduced further doubling of data rate per lane compared to PCIe , providing higher performance

pcie 8x slot 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