RTL8111G RJ45 x 2 Gigabit LAN Gigabit Ethernet PCI Express PCI-E Network Controller Card 10/100/1000mbps Dual Port PCIE Server Network Interface Card LAN Adapter Converter for Desktop PC, 8102-T2 - Newegg.com
Pcie 4 Ports Gigabit Ethernet Controller Card 1X 1000Mbps NIC RTL8111H Chips With Low Profile Bracket For Desktop| | - AliExpress
1000mbps Network Adapter With 1 Port 2 Port 4 Port Pcie/ Mini Pcie/ M.2 B+m Key 1g Ethernet Rj45 Lan Controller Rtl8111h Chip - Network Cards - AliExpress