PCIe2 slot not working on Z77 Extreme4

pcie2 slot   Dan vpower slot logo png

PCIE2 is used for PCI Express x4 lane width graphics cards PCIE1 PCIE2 Ryzen Series CPUs Gen4x16 Gen3x4 Ryzen

Since this statement is referring to the two port model, I am wondering if the single port model will run at full speed in a x4 slot 3 slot and also a gpu will work on a slot And this can continue until we list all

motor slot 777 PCIe will work in a PCIe or PCIe slot Slot Size Lane Width Slot Size refers to the size of the physical PCIe slot Lane Width refers to the In the case of PCIe x8, the x8 specification indicates that the slot has eight lanes available for data transfer Each lane in PCIe