PCIE TO RJ45. Gigabit Ethernet. 1000M Ethernet. Port number: 1 RJ45. Applicable Network Type. Adapter Socket. But you also need your network support of 2500M. No support.
Intel I226-V PCIE to RJ45 Network Adapter 2.5G Gigabit Ethernet 100/1000/2500Mbp
GLOTRENDS UEX105 600mm Mini PCIe to PCIe X4 Riser Cable (PCIe 3.0 X1 Speed), for PCIe WiFi Card, M.2 PCIe Card, USB PCIe Card, Sound Card, etc
PCIE to M.2 Adapter Card PCIE to Double NGFF SSD Adapter PCIE M.2 Adapter