The MSI MEG X870E ACE MAX is the objective winner of this comparison, securing victory in seven of the eleven evaluated categories. Its most significant technical advantage is the integrated LAN capability, which offers a 900% improvement over the alternative. While the Gigabyte A620M DS3H holds its own in specific areas, the MSI MEG X870E ACE MAX provides a substantially more robust feature set for users requiring high-speed networking and advanced connectivity options.

Choose the MSI MEG X870E ACE MAX if your primary requirement is superior networking performance and a broader range of high-end specifications. Conversely, the Gigabyte A620M DS3H is the better selection for users who prioritize specific expansion needs, as it offers a 100% advantage in PCIe x1 slot availability. Select the board that aligns with your specific connectivity and expansion slot requirements rather than relying on general performance metrics.