Motherboard makers love to load up tiny boards with big-model-number chipsets, but those boards often lack the bonus features that would have made the big chipset worthwhile. The Fatal1ty B450 Gaming-ITX/ac takes the opposite approach, offering most of the features of AMD’s low-cost chipset while retaining the overclockability associated with high-end motherboard models.
Read more @ Tom’s Hardware
The ASRock Fatal1ty B450 Gaming-ITX/ac is a high-end B450 mini-ITX motherboard, and there are not that many of them. ASRock added in a pre-driver to help with the HDMI 2.0 port, as well as WIFI so you can use the computer anywhere and included the high-end ALC1220 audio codec with full audio ports.
Read more: TweakTown
The first is X470 Gaming-ITX/ac and the second one is presented in this review B450 Gaming-ITX/ac. Except for the used chipset, there are a couple of small differences between these motherboards, even though they share the same PCB.
Read more @ FunkyKit