The Thermalright Frozen Prism 360 is the objective winner of this comparison, securing two out of three spec victories. While the Noctua NH-D15 maintains a 9% advantage in noise level, the Thermalright Frozen Prism 360 offers a significant 43% advantage in MSRP. This makes the liquid cooler the superior choice for those prioritizing cost-efficiency, while the air cooler remains the preferred option for users who specifically require the quietest possible operation during system use.

Choose the Noctua NH-D15 if your primary goal is minimizing acoustic output, as it provides a 9% improvement in noise levels over the competition. Conversely, the Thermalright Frozen Prism 360 is the ideal selection for budget-conscious builders who want to maximize value, given its 43% advantage in MSRP. By weighing the importance of silent performance against the total cost of your cooling solution, you can determine which of these two components best fits your specific build requirements.