what is a pcie x1 slot good for?

For more details about the PCIe card sizes, you can refer to the following table PCIe Slot Width, Numbers of Pins, Length PCIe x1, 18, 25 mm

I tried plugging one of my PCIe x1 cards into the bottom PCIe x16 slot, and the motherboard didn't read it at all I then plugged it into the

pcie slot cover 2 Answers 2 Any PCI Express card of a smaller size will fit into a larger slot So an x1 card will fit in an x8 slot Please see the Wikipedia

pcie slot meaning 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 are