The Arctic Liquid Freezer III 360 A-RGB is the objective winner of this comparison, securing victories in two out of three evaluated categories. Its most significant technical advantage is its TDP rating, which outperforms the alternative by 40%. This superior thermal capacity makes it the more capable option for managing high-heat loads, providing a clear performance edge for users prioritizing maximum cooling efficiency over other considerations.

Choose the Arctic Liquid Freezer III 360 A-RGB if your primary goal is superior heat dissipation for demanding workloads. Conversely, select the Noctua NH-D15S if budget is your main priority, as it offers a 47% advantage in MSRP. While the latter lacks the thermal headroom of the liquid cooler, it remains the optimal choice for cost-conscious builders who do not require the highest possible TDP rating for their specific system configuration.