How Does the J6413/J6412 Motherboard Enhance Network Performance? The J6413/J6412 motherboard supports dual Intel i226-V 2.5G LAN ports and a Realtek RTL8125BG 2.5G LAN, enabling multi-gigabit data transfer speeds. With PCIe Gen3 x4 lanes and… What Makes the J6413/J6412 NAS Motherboard Ideal for High-Speed Networks?