Soeren Sonnenburg schrieb: > On Thu, 2007-04-05 at 09:15 +1000, Nick Hoffman wrote: >> i've been following most of the threads relating to ATI's POWERplay >> and have talked to a few people in OFTC #mactel-linux. several people >> have said that switching to a lower power state using POWERplay does >> *not* reduce battery consumption. if that's the case, what's the point >> of POWERplay? > > This only means that there is something around which consumes a lot more > power such that switching the graphics adapter to a low power state > (using ATI's powerplay) is close to invisible in terms of longer battery > time... > > and yes, c2d owners powerplay (which works on c1d's) does not help here!
Is it possible, that the SMC Controller sets the PowerPlay States in
any way?
Does setting a lower power-state (on a C1D) changes anything in the
PCI Device configuration (especially one of the ASPM- / L-States)?
Regards
Sven
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