The MSI MEG Z890 ACE is the objective winner of this comparison, securing a lead in nine out of fourteen evaluated specifications. Its most significant advantage over the competition is its USB Type-C connectivity, which offers a 200% improvement in that specific category. While the Gigabyte B650 AORUS ELITE AX holds its own in three areas, it ultimately falls behind the MSI MEG Z890 ACE in the majority of technical metrics provided.

Choose the Gigabyte B650 AORUS ELITE AX if your primary priority is the MSRP, where it maintains an 80% advantage over the alternative. Conversely, opt for the MSI MEG Z890 ACE if you require superior USB Type-C capabilities and a broader range of high-end specifications. The decision rests on whether you value the significant cost efficiency of the Gigabyte board or the extensive connectivity and feature set provided by the MSI motherboard.