[mythtv-users] Fans
Peter Loron
peterl at standingwave.org
Wed Oct 14 17:08:06 UTC 2009
On Oct 14, 2009, at 9:27 AM, John Drescher wrote:
> On Wed, Oct 14, 2009 at 12:20 PM, Allen Edwards
> <allen.p.edwards at gmail.com> wrote:
>> I am looking for a recommendation for a fan that will be equal or
>> better in
>> cooling to my stock AMD Socket AM2 fan but will not make the
>> annoying hum
>> the stock fan makes. The unit is on all the time so it should have
>> a long
>> service life. The processor is an AMD 5400+ I can't hear the fan
>> when
>> playing a movie but when just sitting there reading, it is very
>> noticeable.
>> Price is a factor so that leaves out the exotics that have been in
>> this
>> thread unless I am missing something.
>> By the way, this makes me wish I had bought an Intel processor as
>> the 3.2G
>> Core2Duo fan sitting next to me right now is almost completely
>> silent.
>>
> The difference probably is that the core2 fan is using pwm to run the
> fan at 1000RPM or slower when the cpu is cool while the fan on the
> 5400+ runs at full RPM all the time. There are two options to fix
> this.
>
> 1) Replace the fan with a slower case fan that has as much CFM as the
> fan you replace. Generally this means get a taller fan.
>
> 2) Replace the heatsink/fan with a descent replacement. Thermaltake
> silent and AC Freezer pro fans are good and cheap.
Lots of good info here:
http://www.silentpcreview.com/section5.html
-Pete
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