The ASRock B850 Steel Legend WiFi is the objective winner of this comparison, securing more total spec victories across the evaluated categories. Its most significant technical advantage is its maximum memory capacity, which is 100% better than that of the alternative. By offering superior support for system RAM, this motherboard provides a more robust foundation for memory-intensive tasks compared to the Gigabyte B550 AORUS PRO AC, which falls behind in this specific metric.

Users who prioritize high-capacity memory configurations should choose the ASRock B850 Steel Legend WiFi to maximize their system potential. Conversely, the Gigabyte B550 AORUS PRO AC is the better option for builders who require additional expansion capabilities, as it offers a 100% advantage in the number of available PCIe x1 slots. Selecting between these two components depends entirely on whether your build requires greater total memory support or more physical slots for peripheral expansion cards.