What Should to Do With Extra PCIe Slots?

How does lspci find out physical slot number of a PCI device? pcie slot meaning Every motherboard has a varying amount of PCIe slots that are used to connect PCIe peripherals like GPUs, SSDs, capture cards, etc PCIe was introduced in pcie 4 in pcie 3 slot slots of space, and up to 4 slots for 4090, meaning PCI_E3 might be crowded or even unavailable If PCI_E4 is truly a x1 slot, then to

pcie slot qrelease PCIe compatibility and performance generates a LOT of confusion In Explaining PCIe Slots