The ASRock B850 Steel Legend WiFi is the objective winner of this comparison, securing a higher number of superior specifications across the evaluated categories. The most impactful advantage offered by this motherboard is its maximum memory capacity, which is 100% better than that of the alternative. By providing this significant increase in supported RAM, the ASRock B850 Steel Legend WiFi establishes itself as the more capable option for users prioritizing memory-intensive tasks and system scalability.

Users who require maximum memory support for demanding workloads should choose the ASRock B850 Steel Legend WiFi. Conversely, the ASUS ROG STRIX Z590-E GAMING WIFI is the better selection for those who prioritize 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 specific build requirements prioritize higher total memory capacity or the need for additional PCIe x1 connectivity.