Lenovo ThinkSystem - network adapter - LAN-on-motherboard (LOM) - Gigabit Ethernet x 4 - 7ZT7A00545 - Ethernet Adapters - CDW.com
Intel® Ethernet Network Adapter X722: Product Brief | PDF | Network Interface Controller | Virtualization
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Amazon.com: Lenovo ThinkSystem D2 10Gb 8-Port Base-T (RJ45) - PCI Express - 8 Port(s) - 8 - Twisted Pair : Electronics
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