The ASRock B850M PG Riptide WiFi is the objective winner of this comparison, securing six spec victories against the single win held by the Gigabyte B660M DS3H DDR4. The most significant technical advantage offered by the ASRock B850M PG Riptide WiFi is its maximum memory capacity, which is 300% higher than that of its competitor. This substantial increase in memory support provides a clear functional lead for the ASRock board in this head-to-head evaluation.

Users who prioritize high memory capacity for their system should select the ASRock B850M PG Riptide WiFi to take advantage of its superior support. Conversely, the Gigabyte B660M DS3H DDR4 is the appropriate choice for budget-conscious builders, as it maintains a 31% advantage in MSRP. Choosing between these two motherboards depends entirely on whether your primary requirement is the expanded memory ceiling provided by the ASRock or the lower cost offered by the Gigabyte.