What exactly does the spec “PCIe x16 slot ” mean?

What exactly does the spec “PCIe x16 slot ” mean? 1 x pcie 4 0 x16 slot The number of lanes that a PCIe device supports is typically expressed like “x4” for 4 lanes, “x8” for 8 lanes, and so on x1, x2, x4, x8, x16 PCIe Gen 3 10001 nights slot demo The PCI Express x1 to x16 adapter accommodates low profile x2, x4, x8, x12 or x16 PCI Express cards, eliminating the cost and hassle of upgrading a PCIe card or

123cash slot What? First PCIE x16 slot usually is x16 speed Only secondary slots have lower speed What is model name of your motherboard?