Meet one of the nicer and smallest B550 Chipset based motherboards we review, the Mini-ITX based ASUS STRIX B550-I Gaming, at 17x17cm ASUS loaded this B550 motherboard with some good features including dual M2 slots, 2.5 GigE Ethernet, AX WIFI and a nicely designed VRM. Well, simply put it's nearly a mega motherboard at a mini size.