RX 570 run at PCI-e x4 instead of x16

RX 570 run at PCI-e x4 instead of x16 pcie x4 in x16 slot 1 x PCIe x16 slot Intel® B760 Chipset 1 x PCIe x16 slot 1 x PCIe x16 slot Note: To ensure compatibility of pcie slot qrelease Any of P27F Series support all of x16, x8, x4 and x6 PCIe Cards by PCIe x16 Slot, and the maximum PCIe lanes are decided by edge connector gold finger

pcie slot qrelease Two types of PCIe slot on an Asus H81M-K motherboard Various slots on a computer motherboard, from top to bottom: PCI Express x4; PCI Express x16; PCI Express

pcie4 slot In summary, the PCIe x16 slot on the motherboard supports PCIe x1, not x4x8x16 The cover leaves the shape of a x1 slot, covering the rest The PCIe x4 slot there is a slot, half the speed of equivalent slots So you are looking at an 8x slowdown in capability between the