[mythtv-users] Lowest power HD frontend?

Jeff Siddall news at siddall.name
Tue May 28 18:03:04 UTC 2013


On 05/28/2013 01:46 PM, Gary Buhrmaster wrote:
> On Tue, May 28, 2013 at 5:28 PM, Joseph Fry <joe at thefrys.com> wrote:
> ....
>> TDP numbers are really almost worthless these days.
>
> The TDP number is actually quite valuable, to the
> builders of hardware solutions, but it is not what
> some people think it is.
>
> TDP == Thermal Design Power
>
> It is the maximum power the device will use.  It is
> not the power it will use all the time.  It is the power
> that the vendor/user must be prepared to remove
> (via some sort of cooling solution) to achieve
> maximum utilization (since most chips will do
> some sort of thermal throttling).  It is not at all
> uncommon that a chip with a design TDP of X watts
> will never (can never) actually use X watts.  It is
> just the maximum that some design could use,
> and allows the manufacturer to be assured their
> solution will work.

Precisely, and due to my limited environmental cooling capabilities TDP 
is really what I am worried about.  Having low idle power consumption is 
just gravy.


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