PCIe x16 Gen3

If you are desperate to try

An increased number of lanes usually translates to a larger slot So a card that needs PCIe x16 cannot fit into a slot with fewer lanes But a

pci slot meaning x16 slot exclusively uses those 16 lanes and doesn't share them Each slot takes up exactly the number of lanes listed, so x2 and x1 slots

pcie 4 m2 in pcie 3 slot Remove the case or side panel for your PC to locate the motherboard You'll see something that resembles the one in the image below If you find