be quiet! Pure Rock CPU Cooler Review @HiTech Legion
 

While the Pure Rock comes in at a lower price point, it still includes an award winning Pure Wings 2 120mm fan. The PWM Pure Wings 2 offers 51 cfm at 1500 rpm, while emitting only 26.8 dB while mounted on the cooler. The body of the of the Pure Rock uses four 6mm heatpipes through an aluminum fin array with an overall height of 155mm.

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