The MSI MEG X870E ACE MAX is the objective winner of this comparison, securing more individual specification victories than the MSI MEG Z890 ACE. The most impactful advantage held by the X870E ACE MAX is its LAN capability, which is 100% better than that of its counterpart. While the Z890 ACE remains competitive across several fields, the superior networking hardware gives the X870E ACE MAX a distinct edge in overall technical specifications.

Users prioritizing high-speed network connectivity should select the MSI MEG X870E ACE MAX to leverage its significant LAN advantage. Conversely, those who require more robust power delivery should opt for the MSI MEG Z890 ACE, as it features VRM phases that are 38% better than those found on the X870E ACE MAX. Your choice should depend on whether your primary requirement is network throughput or the specific power delivery configuration provided by the motherboard.