Dual RJ45 Port Intel I226 chip 2.5Gbps PCIE Network Card with Low Profile Bracket PCI Express multi-gigabit Ethernet controller supporting mobile, desktop, workstation,value-server, or embedded space-constrained designs. This PCI Express controller with Base-T copper networking interface, provides compact, single-port integrated multi-gigabit (up to 2.5G) - MDI (Copper) standard IEEE 802.3 Ethernet interface for 2500BASE-T, 1000BASE-T, 100BASE-TX, 10BASE-TE connections (IEEE 802.3, 802.3u, 802.3ab). Compatible With: This 2.5Gbps network adapter supports Windows 10S/10RS5+, Ubuntu 19.04 or later Windows 11.
eBay