On 4/23/03 4:54 AM, "Joakim Skog" <joakim.skog at home.se> wrote: > Has anyone compared the noice from the fans in each upgrade card? Are there > different fans between the models from PowerLogix for example? Do Sonnet use > another fan than PowerLogix, and how do they compare? Any dB numbers to > compare? > > /Joakim Here is my experience: Panaflow low speed fan: Sonnet 1.25 GHz Single PowerLogix 1 GHz single Panaflow high speed fan (noisy): PowerLogix Dual 800 The both use the Panaflow 15 mm height fans, which comes in low and high RPM version. I prefer the low speed fan because of the noise factor. Bill