Re: IDE/raid performance

From: Pavel Machek (pavel@suse.cz)
Date: Sun Apr 21 2002 - 14:01:48 EST


Hi!

> On Wed, Apr 17, 2002 at 11:15:15AM -0400, nick@snowman.net wrote:
> > to be about 25-30watts. Each 1800+ MP puts out 66w of heat, meaning it
> > uses more than 66w (I couldn't find the power useage stats)
>
> Meaning that they consume 66w. All energy is tranfered to heat.
> (Where else would you expect energy to go? My CPUs don't do mechanical
> work nor do they build up potential energy.)

But they drive other parts of mainboard. [Imagine led on the mainboard but
powered from CPU. Imagine that led takes 3W (unrealistic).] Then CPU needs
66W from power supply but onlly makes heat from 63W.
                                                                Pavel

-- 
Philips Velo 1: 1"x4"x8", 300gram, 60, 12MB, 40bogomips, linux, mutt,
details at http://atrey.karlin.mff.cuni.cz/~pavel/velo/index.html.

- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/



This archive was generated by hypermail 2b29 : Tue Apr 23 2002 - 22:00:31 EST