QXG-10G2TB | Two 10GbE ports, supports up to five speeds (10GbE / 5GbE / 2.5GbE / 1GbE / 100MbE), and maximizes your NAS and PC network connectivity. | QNAP (US)
Syba 2.5 Gigabit Ethernet PCIe NIC Review - ServeTheHome
Neousys Launches 5GBASE-T Ethernet 802.3at PoE+ Frame Grabber Card to Enable 5G Cameras in Machine Vision - Neousys Technology
2.5gb Network Card Pci Express X1 To Rj45 Poe Gigabit Ethernet Lan Adapter 2.5gbe Pci E Nic Frame Grabber Intel I225 Chip For Pc - Network Cards - AliExpress