What's the bandwidth and form factor for PCIe x1 x4 x8 and x16?

PCIe X1 to X16 Slot Extension Adapter Add-on Cards & Peripherals x1 pcie slot NICs work well in x1 slots, especially the single-port 1G or dual-port 1G Quad-port 1G won't be able to fully saturate all 4 ports at the x1 pcie slot The PCIe x1 slot is the smallest PCI Express slot and has the lowest throughput compared to larger PCIe slots such as the PCIe x16 slot However

x1 slot Every PCIe slot supports its own number of CPU lanes X16 has 16 Lanes support, X8 has 8 Lanes support, X4 has 4 lanes support and x1 has