ATI Mobility Radeon HD 4570 - Overheat issue

[Alex Deucher]

2010/7/1 Rafał Miłecki <zajec5 at gmail.com>:
> W dniu 1 lipca 2010 16:28 użytkownik Alex Deucher
> <alexdeucher at gmail.com> napisał:
>> 2010/7/1 Rafał Miłecki <zajec5 at gmail.com>:
>>> W dniu 1 lipca 2010 12:08 użytkownik Donato Capitella
>>> <d.capitella at gmail.com> napisał:
>>>> Thanks for replying Rafal. I don't happen to be very expert with xorg
>>>> power management, could you point to any relevant link? What options
>>>> in xorg could be related to my issue? Has someone had this problem
>>>> before? I could post here the output of some command to let you know a
>>>> bit more about how my card and driver are working, but I don't know
>>>> how.
>>>
>>> It's common problem, because by default GPU works in it's maximum
>>> performance mode (highest engine clock, memory, voltage). Even when
>>> you do not play any game, GPU won't downclock itself - it has to be
>>> done by driver.
>>
>>
>> The default clocks should be safe; that's why they are the defaults.
>> However, dusty fans and heatsinks and poorly cooled cases could cause
>> problems.  The default clocks are not always the maximum clocks
>> supported by the cards.  There are "overclock" and performance modes
>> that are higher than the defaults that we don't support at the moment.
>>  The driver currently caps then to the default clocks.
>
> I don't think Donato's problem is real overheating. That's what I
> thought first while reading subject, but then I realized it's just
> about higher temperature.

Ah yes, I too skimmed through too quickly. Thanks,

Alex