Re: Cpu scaling on performance, permanent

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On 01/08/2011 04:11 PM, Florian Faber wrote:
On 01/08/11 15:59, Robin Gareus wrote:

Saving [an enormous amount of] battery power. e.g it's handy when doing
field-recordings on a laptop: This Thinkpad X60s w/o CPU freq scaling it
consumes ~30 Watt. Lowering the CPU speed can get it down to 10-12 Watts.

Field recordings on a laptop without having a decent power source are a
very rare situation (where do the preamps get their power from etc.?).

Recordings are a situation where I give a shit on energy consumption, I
want maximum reliability.

for maximum reliability, i also try to run the machine as cool as possible. so i test beforehand if i can get away with the cpu pinned at lowest speed, and then use that when all i do is recording and there's not much going on in terms of dsp.


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