4 x 4 slot ✓ PCIe x4 4-Port Copper Gigabit Network Adapter - LR-LINK

4 x 4 slot 2 slots, which will be PCIe X4 Gen 344 x 4 slot 0TB + PCIe Slot + Softraid for Mac & PC PoweredIncluded

4 x 4 slotAMD TRX40 E-ATX motherboard sTRX4 for 3rd Gen Ryzen Threadripper, with 16 power stages, PCIe , Wi-Fi 6 , 10 Gbps Ethernet, Gen2x2

4 x 4 slot Sonnet 4x4 and McFiver PCIe Cards