In the Noctua NH-P1 test, the virtually unrivalled passive cooler proves to be very cleanly manufactured, is sufficient in well-ventilated cases for operating most processors that are not clocked too high and is inaudible. In relation to the noise level, the performance is correspondingly impressive...

In our opinion, the Noctua NH-P1 is suitable for the silent operation of processors in the 65-watt class, especially those with integrated graphics. For systems with graphics cards, the quite expensive passive cooler for 110 euros is not useful because the fans on the cards are usually louder than the CPU air cooler...