1/31/2024 0 Comments Good fan speed for pcHow “good” a fan is can usually be found on the manufacturer’s page, you have to search for the value in db(A) here – and here on Igor’s Lab there are meanwhile many well-made fan tests from the writing colleagues.Ĭaution: small differences in dB(A) values sometimes already correspond to large audible differences (if a noise measured 10 dB(A) more than another noise, it is already perceived as twice as loud). ![]() In addition, all fans generate a speed-dependent noise in their E-motors as well as due to the given rotor geometry, better/more expensive fans are usually quieter. In this case, the larger the diameter of the fan, the better! The reason is that the larger fans can move more air with less noise. In terms of sizes, 120mm and 140mm are the usual diameters – in good housings, you can decide for yourself what to install. There is a seemingly endless number of models for PC fans. General ventilation concept of the housing, type of cooling, fan types This is exactly what I will show you as a symbolic overview before we go deeper into the matter: However, I have to mention one small thing quickly, because I’ve always read about different fan curves, sometimes linear, sometimes progressive or degressive, rarely sometimes with a plateau, but until now it wasn’t clear to me what makes the most sense.
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