The Be Quiet! Dark Rock Pro 4 offers an immense cooling performance of 250W TDP and virtually inaudible operation. It is equipped with seven advanced technology 6mm copper heat pipes that maximise the heat conductance. Excellent for overclocked systems and demanding workstations.

TechPowerUp
"Overall, if you are looking for a good-looking top-tier air cooler that can be considered silent, look no further than the be quiet! Dark Rock Pro 4." Full review

Guru3D
"The be quiet! Dark Rock PRO 4 is intended for the guys and girls that really and utterly despise noise, really this is among the most silent coolers we have tested ever." Full review







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