CPU temperature after update

Kevin Kofler kevin.kofler at chello.at
Sun Apr 10 14:48:52 UTC 2011


Yaroslav Sapozhnyk wrote:
> I have Thinkpad T500 laptop with Fedora 14 KDE installed. Before the KDE
> 4.6 update the idle CPU temperature was ~42C. However after the update the
> CPU temperature varies between 48-50C.

50°C is a perfectly safe temperature for your CPU.

> I noticed that the lm_sensors-lib package was also updated so I downgraded
> it. But it didn't help. Testing the initial Fedora 14 KDE LiveUSB the CPU
> temperature was about 40C so it's not hardware problem.

The change may be related to the fact that KDE's PowerDevil was using HAL 
for power management, and now uses upower instead.

> I did notice that the fan speeds differ from the LiveUSB system now (e.g.
> for the same temperature LiveUSB fan speed is higher - so the CPU temp is
> lower).

Lower fan speed = less noise and less power consumption.

So why are you complaining? :-)

        Kevin Kofler



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