The ASUS ROG Crosshair X870E APEX is the objective winner of this comparison, securing a lead in seven categories compared to the three won by the ASRock H670 Steel Legend. The most impactful advantage for the ASUS ROG Crosshair X870E APEX is its USB Type-C connectivity, which offers a 200% improvement over the alternative. This superior interface capacity makes it the more robust choice for users requiring extensive high-speed peripheral support and modern connectivity standards.

Users who prioritize maximum peripheral integration should select the ASUS ROG Crosshair X870E APEX for its significant lead in USB Type-C ports. Conversely, the ASRock H670 Steel Legend is the better option for those who specifically require more memory slots, as it provides a 100% advantage in that category. Choosing between these two motherboards depends entirely on whether your workflow demands expanded memory capacity or a higher density of modern USB Type-C connections.