lenovo has two graphic cards? -- Re: Fedora causes laptop to overheat

Robert Moskowitz rgm at htt-consult.com
Mon Dec 12 05:11:23 UTC 2011

On 12/11/2011 11:16 PM, Genes MailLists wrote:
> On 12/11/2011 10:48 PM, M. Fioretti wrote:
>> On Sun, Dec 11, 2011 20:35:31 PM +0100, Christopher Svanefalk wrote:
>>> one of the things I noticed rather fast was how much cooler my
>>> system runs under XP... The HDD becomes unreasonably hot
>> I am noticing similar behavior (and the consequent much shorter
>> battery time) on a HP Pavilion g6-1273sl with these hw components:
>    This is often due to dual graphics cards - the problem arises when one
> is being used you think (say the intel i915) - the other one is actually
> not off unless you work at it.
>    The problem I saw solved used vga switcheroo to turn off the second
> card - this was a bit manual as i recall (was also HP laptop).
>    Symptom was same - very very bad battery life, and enormous temps.
>    You can check this using powertop app and see where the battery is going.
>    If you are have lenovo, you can solve this by turning second card off
> in bios - sadly HP does not seem to offer that option ...

OK.  I have a brand new x120e.  How do I figure out if it has 2 graphic 
cards and do I need them.  BTW, I DO use the external video VGA.  Both 
to my KVM at home and to projectors at meetings.

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