The max cooling capacity of the Arctic Cooling Freezer 13 Pro heatsink is listed at 300 Watts by the manufacturer; far, far and away beyond the heat output of any desktop processor. This time around Arctic have released a tower-style heatsink standing 159mm tall and weighing 893 grams. The CPU cooler comes with a small 50mm fan mounted to the baseplate in addition to a primary 120mm fan that rotates at 1350-900RPM.