What is PCIe x16 Slot

PCIe is backwards compatible so you can use a PCIe Gen 2 or 3 in a PCIe Gen 1 or whatever combination with little issue The biggest problem you

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,

pcie slot meaning If PCI_E4 is truly a x1 slot, then to upgrade the GPU I'd likely have to sacrifice my 10Gbps NIC or buy another

pcie slot length if the slot is open like that, you should be good to go if it's not open, you could a) use another riser to adapt the x8 to x16, or b)