The ASRock X870E Nova WiFi is the objective winner of this comparison, securing victory in eight of the thirteen evaluated specifications. While the ASRock H670 Steel Legend maintains a notable lead in connectivity for legacy expansion cards, offering 100% more PCIe x1 slots, the ASRock X870E Nova WiFi provides a superior overall feature set. Its most impactful advantage is the inclusion of USB Type-C ports, which offer a 300% improvement in capacity compared to the alternative.

Users prioritizing modern peripheral connectivity and high-speed data transfer should select the ASRock X870E Nova WiFi to take advantage of its significantly expanded USB Type-C capabilities. Conversely, the ASRock H670 Steel Legend remains the logical choice for builders who require a higher density of PCIe x1 slots for specialized expansion cards. Choosing between these two motherboards depends entirely on whether your workflow demands modern interface standards or increased physical slot availability for internal hardware.