The Gigabyte X670E AORUS MASTER is the objective winner of this comparison, securing victory in eight of the fourteen evaluated specifications. Its most significant advantage over the alternative is its superior connectivity, offering 200% more SATA ports. While the Gigabyte B850I AORUS PRO performs well in specific areas, the X670E AORUS MASTER provides a more comprehensive feature set that outweighs the smaller board in the majority of technical categories.

Users prioritizing budget efficiency should select the Gigabyte B850I AORUS PRO, which holds a 44% advantage in MSRP. Conversely, those who require extensive storage expansion and high-end connectivity should choose the Gigabyte X670E AORUS MASTER. The latter is better suited for builds demanding maximum peripheral support, while the former remains the optimal choice for cost-conscious consumers who do not require the additional SATA capacity provided by the larger motherboard.