[mythtv-users] Building new Mythtv Box

[D. R. Newman]

On 11/01/11 21:28, R. G. Newbury wrote:
> On 01/11/2011 09:16 AM, D. R. Newman wrote:
>> On 10/01/11 23:16, R. G. Newbury wrote:
>>> not need much more than the 220 as it will easily do the job. Anything
>>> newer/more powerful will require way more power and produce more heat.
>>
>> That is not true of the very latest cards. When running a
>> graphics-intensive 3D game they draw the power. But the rest of the time
>> they turn off a lot of the power drain, run the fan very slowly, and
>> so on.
>>
>> So I have found a GTS 450 is almost silent in operation (at least
>> quieter than the CPU cooler fan when it is running flat out as all 4
>> processors transcode video).
> 
> That is good to know. The first batch of cards had a steadily increasing
> power requirement in model number order. Glad that 'low-power' entries
> have been slotted in.

It isn't that the GTS 450 is a particularly low power model. It still
draws hundreds of watts at full load. But the card has enough
intelligence to reduce its power usage when the graphics processing
demand is low.