MikroTik RouterBORD 5009UG+S+ with Marvell Armada ARMv8 CPU, 876538 (Marvell Armada ARMv8 CPU (4-cores, 1.4GHz per core), 1GB of DDR4 RAM, 1GB RB5009UG+S+in, Ethernet WAN)

The ultimate heavy-duty home lab router with USB 3.0, 1G and 2.5G Ethernet and a 10G SFP+ cage. You can mount four of these new routers in a single 1U rackmount space! Unprecedented processing power in such a small form factor.