Fitting PCIE X4 card in PCIE X1 Slot ardForum

A x1 PCIe card can be detected in pcie x16 slot? pcie x1 in x16 slot A x8 card will also work fine in a x16 slot But it will be limited to x8 speeds A x16 card will work in an x1 slot, but will be limited to x1 pcie cem slot A PCIe slot can support from 1 to 16 lanes Standard PCIe slots include 1, 2, 4, 8, and 16 lanes called PCIe x1, x2, x4, x8, and x16,

pcie 50 slot 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 article