PCI-E x8 slot

if the slot is open like that, you should be good to go if it's not open, you could a) use another riser to adapt the x8 to x16, or b)

Transfer speed: PCIe x16 to x8, 128Gbps Application: PCIe x16 graphics video card to PCIe x8 slot extension cable; Product description: ADT-Link

pcie4 slot Number of lines: 8-Lane, compatible with x8 x16 PCIe slots Output: • 2x NGFF 75-pin M-key slot to install an NVMe

pcie slot height PCIe Slot Number, CPUPCIe Port, PCIe version, PCIe Slot Size, PCIe Lanes ; 2, DMI2, , x8, x4 ; 3, DMI2, , x4, x2