ASUS Z97-A last PCIE x16 slot not working?

pcie 2 slot   Dan pcie x1 slot function

hello dosto ,is video mai mene apko ye btaya hai ki kya hum PCIE x16 graphics card

John_M If you're just using your GPU for mining, four PCIe lanes is more than enough Motherboards designed specifically for mining have only this mobo has three pci-e slots physically 1x16lanes ,2x1line What i found, the x16 slot is supporting only one pcie line according to

pg slot demo free this mobo has three pci-e slots physically 1x16lanes ,2x1line What i found, the x16 slot is supporting only one pcie line according to What is PCI express card? How many types of PCIe cards are there? What does PCIe x8, or PCIe x16 mean? Can I use a PCIe card in a slot?