The Gigabyte B650 AORUS ELITE AX is the objective winner of this comparison, securing victories in two out of three evaluated specifications. Its most impactful advantage is a 24% higher maximum memory speed compared to the Gigabyte Z790 AORUS ELITE AX DDR4. This performance lead in memory throughput establishes the former as the superior option based on the provided technical metrics, while the latter fails to outperform its counterpart in any of the measured categories.

Users prioritizing faster memory support should select the Gigabyte B650 AORUS ELITE AX to take advantage of its superior speed capabilities. Conversely, the Gigabyte Z790 AORUS ELITE AX DDR4 remains an option for those whose specific system requirements align with the remaining tied specifications, provided they do not require the memory speed benefits offered by the winning motherboard. Choose based on whether your build necessitates the higher memory ceiling provided by the B650 model.