Can PCI-E 1x go into a PCI-E 4x slot? -

What's the bandwidth and form factor for PCIe x1 x4 x8 and x16? pcie 1x slot PCIe x1 slots replace the standard PCI port and are about 1 inch long They move data on and off the motherboard at up to 250 MBps in pcieslot 0 that will work fine if electrically connected at 1x, so long as the slot is physically big enough or open ended (All PCIe cards should

pcie 4 nvme in pcie 3 slot Maybe you have a hair or something else blocking a contact in your PCIe slot Or a bent socket pin Or a defective motherboard Or a defective