[mythtv-users] silent and low-power: AMD or Intel?

John Drescher drescherjm at gmail.com
Thu May 28 16:17:24 UTC 2009


On Wed, May 27, 2009 at 9:24 PM, Jean-Yves Avenard <jyavenard at gmail.com> wrote:
> Hi
>
> Sent from my iPhone
>
> On 28/05/2009, at 10:20 AM, John Drescher <drescherjm at gmail.com> wrote:
>
>>>
>>>
>> The external bus stays the same speed with an AMD chip. The internal
>> clock and the voltage the processor uses both reduce however.
>>
>> --
>
> Really?
>
I am pretty sure this is the case. The multiplier is reduced but the
200Mhz clock that everything is based off of does not change and thus
the HT links, memory speed,  PCIe and other clocks that are based on
the 200Mhz clock do not scale back to 1/2 speed (or less) when the CPU
is at 1 GHz.

John


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