slacker (s@lack.er) on 4/8/09 wrote:
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>rwessel (robertwessel@yahoo.com) on 4/7/09 wrote:
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>>Have you considered using log-log scales for some of your charts? You're already
>>semi-log (the thread count axis is effectively log), on the independent axis on
>>some of these, and it might enhance clarity of the dependent axis were as well.
>
>I was going to say that the thread count axis should be converted to a linear axis.
>I was briefly confused when looking at it:
>
>http://www.realworldtech.com/includes/images/articles/Nehalem-Review-11.png
>
>Performance is roughly linear vs. thread count, so what's >the point in using log-log axes?
>
>
>Also, David: perhaps it's just me, but I found it strange >to use units of "Pixels/sec
>per Watt," and "BOPs/sec per Watt." To me, it would make >more sense to write Pixels/Joule
>and BOP/Joule, but I can understand how that might make >less-sense to an IT capacity
>planner who looks at things in terms of watts and amps.

So it ultimately depends if you want to look at energy or power. For servers, I think you've made the case that energy isn't what you optimize for since it's not a first order constraint. For a notebook, it's clear that energy is a first order constraint since that what you are limited to...

>Regardless, "BOPs/sec" should be changed to "BOPS," >because it stands for "Business Operations Per Second."

Yes, that's true.

David