The ASRock Z890 Taichi is the objective winner of this comparison, securing more individual specification victories across the evaluated fields. Its most significant advantage over the competition is the inclusion of M.2 slots, which provides a 50% increase in storage expansion capacity. This makes the board a superior choice for users who prioritize high-density storage configurations or require extensive high-speed drive support within their primary system build.

Users should select the ASRock Z890 Taichi if they require the maximum number of M.2 slots for their storage needs. Conversely, the MSI MPG X870E CARBON WIFI is the better option for those who prioritize peripheral connectivity, as it offers a 29% advantage in USB Type-A ports. Choosing between these two motherboards depends entirely on whether your specific workflow demands more internal drive capacity or a higher volume of external device connections.