Installing an RTX 3080 in a second PCIe slot

What is PCIe x4 Slot does it matter what pcie slot i use for gpu to whether PCIe gen matters Sponsor: EK 240 AIO D-RGB on Amazon ( d7wGzW does the pcie slot matter for gpu Sign up for Private Internet Access VPN at piatechquickie How does PCI Express

does it matter what pcie slot i use It depends on what he needs two GPUs for SLI is all but dead , so i assume it will be more for