The Gigabyte X670E AORUS MASTER is the objective winner of this comparison, securing a higher number of superior specifications across the evaluated fields. The most impactful advantage offered by the Gigabyte X670E AORUS MASTER is its USB Type-C connectivity, which provides a 100% improvement over the alternative. This significant lead in interface capability establishes the board as the more robust option for users requiring advanced peripheral support and modern connectivity standards.

Users who prioritize high-speed peripheral integration should select the Gigabyte X670E AORUS MASTER for its superior USB Type-C capacity. Conversely, the Gigabyte B850 GAMING X is the better choice for builders who specifically require additional expansion options, as it offers a 100% advantage in the number of available PCIe x1 slots. Choosing between these two motherboards depends entirely on whether your build demands more modern external connectivity or increased internal expansion card support.