The Gigabyte B850 GAMING X is the objective winner of this comparison, securing victory in eight out of thirteen evaluated specifications. Its most significant advantage over the ASRock B760M PG Lightning is its maximum memory capacity, which is 167% higher. While the ASRock B760M PG Lightning holds a 44% advantage in MSRP, the Gigabyte B850 GAMING X demonstrates superior technical specifications across the majority of the measured categories.

Users prioritizing high-capacity memory support should select the Gigabyte B850 GAMING X to take advantage of its substantial lead in that area. Conversely, the ASRock B760M PG Lightning is the appropriate choice for budget-conscious builders who prioritize a lower MSRP over the expanded memory capabilities found in the alternative. Each motherboard serves distinct needs based on whether the user values maximum memory overhead or a more accessible entry price.