What does x4 bandwidth mean on a PCIe x16 slot?

pcie 2 slot   Dan pcie 30 x4 slot

this mobo has three pci-e slots physically 1x16lanes ,2x1line What i found, the x16 slot is supporting only one pcie line according to

PCIe slots allow your motherboard to connect with your PC's most critical components and provide key functionality  In general, a larger PCI Express card or slot supports greater performance, assuming the two cards or slots you're comparing support the same

can i buy a slot machine for my home Two types of PCIe slot on an Asus H81M-K motherboard Various slots on a The thickness of these cards also typically occupies the space of 2 PCIe slots  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