[rjsw]

The suggested NanoPi R6S has two 2.5G ports connected to PCIe and one 1G port built in to the SoC, it doesn't use USB for networking.

[heavyset_go]

I figure people are using them for router things, like using it as a wireless AP and switch, and the hardware available for those use cases usually fall short of what's available on router SoCs.