The ASRock X870 Steel Legend WiFi is the objective winner of this comparison, securing more total spec victories than its competitor. Its most significant advantage is the inclusion of PCIe x16 slots, which offer a 100% improvement over the Gigabyte B860M AORUS ELITE WIFI. This hardware configuration provides a clear lead in primary expansion capabilities, making the ASRock X870 Steel Legend WiFi the superior choice for users prioritizing high-bandwidth connectivity for their primary add-in cards.

Users who require maximum capacity for high-speed expansion cards should select the ASRock X870 Steel Legend WiFi for its superior PCIe x16 slot count. Conversely, those who prioritize the use of smaller peripheral cards should opt for the Gigabyte B860M AORUS ELITE WIFI, as it provides a 100% advantage in PCIe x1 slot availability. Choosing between these two motherboards depends entirely on whether your specific build configuration demands primary slot bandwidth or secondary peripheral connectivity.