‎Aurora R13, PCIe x4 slot not working?

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

The physical slot on x4, x8, and x16 are all the same If it says 2 PCIe x16 slots it means that there are 2 slots on the board that are capable

chinese new year slot The most common PCIe slot currently in use are PCIe x16 slots, PCIe x4 slots, and PCIe x1 slots as shown in the picture below This

colosseum slot 1 x key-M slot for PCIe x4 Gen 4 1 x 2230 for WIFI PCIe 1 x FAN LED, 2 x POWER LED Ethernet, Intel 1010010002500 Mbps RJ45