The MSI MEG X870E ACE MAX is the objective winner of this comparison, securing more individual specification victories than its competitor. The most impactful advantage offered by the MSI MEG X870E ACE MAX is its superior LAN capability, which provides a 100% improvement over the ASRock X870E Taichi. This networking edge makes the MSI board the more robust choice for users prioritizing high-speed, reliable connectivity in their system builds.

Users who require maximum network throughput should select the MSI MEG X870E ACE MAX for its significant LAN advantage. Conversely, the ASRock X870E Taichi is the better option for those who prioritize expansion, as it offers a 100% advantage in PCIe x1 slots. Choosing between these two motherboards depends entirely on whether your specific workflow demands enhanced networking performance or additional space for peripheral expansion cards.