How to Tell Which Devices are in a PCI Slot

My MOBO has a PCI slot and I want to I also don't need more external ports , and have no use for sound cards 1 2 1

✓ Mini PCIe to 3 PCIe 1x adapter expands 3 PCI express 1x slot via your motherboard with mini PCIe can use 3pcs PCI express card (Sound Card , Network

pcie 4 slot PCIe slots differ depending on which form factor it accepts The longest would be the 16-lane slot and, the shortest is for the 1-lane slots PCI and PCIe slots

pcie 20 x16 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