The Gigabyte B850 GAMING X is the objective winner of this comparison, securing victory in eight out of fourteen evaluated categories. Its most significant advantage over the alternative is the inclusion of double the memory slots, representing a 100% improvement in capacity potential. This hardware configuration provides a clear lead in expandability for users who prioritize system memory overhead and long-term upgrade flexibility over other integrated features.

Choose the Gigabyte B850 GAMING X if your build requires maximum memory capacity and standard expansion capabilities. Conversely, select the Gigabyte B850I AORUS PRO if your primary requirement is the 8% improvement in Wi-Fi performance. While the latter offers a slight edge in wireless connectivity, the former remains the superior choice for users who need the substantial advantage provided by its additional memory slots.