slacker (s@lack.er) on 4/10/09 wrote:
---------------------------
>Vincent Diepeveen (diep@xs4all.nl) on 4/10/09 wrote:
>---------------------------
>>David Kanter (dkanter@realworldtech.com) on 4/8/09 wrote:
>>---------------------------
>>>slacker (s@lack.er) on 4/8/09 wrote:
>>>---------------------------
>>>>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...
>>
>>You're underestimating powerconsumption importance for servers.
>
>He got it right. Re-read the last two messages and you will agree.
>
>Energy != Power, for reference.

To clarify: power = energy used per unit time. For example 1W = 1 J/s.