The Gigabyte B850I AORUS PRO is the objective winner of this comparison, securing victory in seven out of thirteen evaluated specifications. Its most significant technical advantage over the Gigabyte B650M DS3H is its LAN capability, which offers a 150% improvement. While the Gigabyte B650M DS3H holds a 100% advantage in SATA port count, the superior networking performance of the Gigabyte B850I AORUS PRO makes it the more robust option across the majority of measured categories.

Users prioritizing high-speed network connectivity should choose the Gigabyte B850I AORUS PRO for its substantial LAN advantage. Conversely, the Gigabyte B650M DS3H is the better selection for builders who require extensive storage expansion, as it provides double the number of SATA ports. Your final decision should depend on whether your specific build requirements prioritize advanced networking hardware or the ability to connect a higher volume of internal storage drives.