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    Why is my laptop temp this high?

    Discussion in 'Asus' started by IDK312, Jun 27, 2009.

  1. IDK312

    IDK312 Notebook Consultant

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    Was wondering why is my laptop temperature is this high when being used for surfing the web.

    These temperature are with the bottom cover removed, with the bottom on, its similar to this.
    GPU = 55-60C
    HDD = 40-46C
    CPU = 30's-40C

    My room temperature is not hot at all, the laptop fan has been cleared of dust...

    In order to keep my laptop cool i have to remove the bottom cover and have a fan blowing at the exposed components too cool it down.

    GPU = 40'sC
    HDD = 38 C
    CPU = 20's-30'sC

    The weather is 24C + usually this time (summer). Is there anyway to decrease the heat that the GPU is producing? Becuase when i first got this laptop the GPU and CPU and HDD are very cool (that maybe because it was the winter and my room was really cold at night?).

    When i first received this laptop the temps were very low.

    GPU = 30'sC
    HDD = 30C max
    CPU = 30'sC

    All these are in Celsius

    Also is that safe for the bottom to be exposed with a fan blowing at it?

    Pictures of how the laptop sits ontop of the fan.

    [​IMG]

    [​IMG]

    [​IMG]
     
  2. E.B.E.

    E.B.E. NBR Procrastinator

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    Some questions:

    A. How did you clear the dust from the fan? Did you also reach between the fan and the radiator (fins)? Since that's where most of the dust collects.

    B. Is the fan working properly? 1) At all. 2) Does it ramp up the speed when the temperatures increase?

    C. Are the GPU and CPU downclocking properly when they are not in heavy use?

    As to taking off the bottom cover, that can disturb some airflow indeed, for instance (hypothetical scenario) the notebook may suck all the air through the bottom instead of through the keyboard and fail to cool RAM/HDD/etc. But you can easily check for this by verifying the temps when the cover is on.

    And finally, I think a 10 degrees difference in intake air temperature (winter vs. summer) can very well make a significant difference in system temperatures. But to almost double the temperature of the GPU... I find that a bit unlikely.
     
  3. IDK312

    IDK312 Notebook Consultant

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    A. Yup, i cleaned between the fins.

    B. It does ramp up the speed when i play games like CoD4-5 when the temp of the gpu hits like the 60's or 70's i think the fan ramps up? Because at the end of the gaming ses the GPU is 89C max.

    C. I'm im not sure.
     
  4. E.B.E.

    E.B.E. NBR Procrastinator

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    B. You should hear it ramping up. Use a stress test like FurMark to induce high temperatures on your GPU.

    C. Check with GPU-Z or Riva Tuner for the GPU; and with CPU-Z for the CPU. Compare the load clocks (e.g., under the stress tests) with the idle clocks.
     
  5. IDK312

    IDK312 Notebook Consultant

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    Im not exactly sure how to use Furmark, but i did the test on 1280x800 (max resolution) with contest mode. Not sure what to say? I saved a log file from GPU-Z with idle and while running the test and after.

    What should i look at?
     
  6. E.B.E.

    E.B.E. NBR Procrastinator

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    The GPU core, shader, and memory clocks. Hopefully the log contains them. Otherwise they may be watchable online, in one of the tabs of GPU-Z (can't be sure which since on my system it can't read the clocks).

    Those clocks should have lower values when the notebook is idle, than when it is running the benchmark.

    If GPU-Z does not show the clocks, try Riva Tuner.
     
  7. hidavi

    hidavi Notebook Evangelist

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    Try removing the heatsink. There might be dust hidden under there.
     
  8. darthvader1432

    darthvader1432 - Audiophile -

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    ....this voids warranty doesn't it?
     
  9. E.B.E.

    E.B.E. NBR Procrastinator

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    Removing the CPU heatsink indeed voids the warranty.
     
  10. redguardsoldier

    redguardsoldier Notebook Consultant

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    Dust under heatsink? How did it manage to do that? It can surround the heatsink, but not under it.
     
  11. E.B.E.

    E.B.E. NBR Procrastinator

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    Yes, I strongly doubt there is any dust under the heatsink. Unless there is something really wrong with it. :)

    Probably this is a combination of effects, where the largest is due to the larger outside temperatures (summer vs. winter), and maybe there is also some degradation of the thermal paste properties. Also, we still don't know yet if the GPU is downclocking properly; if it doesn't, for instance due to a bug in the GPU drivers, that alone may be sufficient to account for the temperature increase.
     
  12. IDK312

    IDK312 Notebook Consultant

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    i think its the outside temperature and thermal paste.

    Last month i have been gaming pretty hard on this laptop and i think the heat that was produce might have ruined (?) the thermal paste? Last month i had a 4-5 hr gaming straight on 89C (GPU) max in CoD5 multiplayer and CoD4 multiplayer.

    I did the Furmark test but i forgot to open the CPU-Z program. But, i my fan did start to ramp up i think. It pushed the hot air out faster than usual but it wasn't loud (or at least noticeable to me). When doing the Furmark test the max GPU temp was 96C and 41C for CPU. I did the frames instead of seconds one, on 1280x800 resolution (max for my monitor).
     
  13. E.B.E.

    E.B.E. NBR Procrastinator

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    The fact that the fan ramped up is natural since FurMark loads the GPU. The GPU might still run at high clocks on idle. It would be good to find out, as you may be able to get to lower temps by switching to different drivers.
     
  14. darthvader1432

    darthvader1432 - Audiophile -

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    gaming for a long time like that shouldn't mess up your thermal paste, Before I knew how hot my laptop was getting I gamed a ton, turns out I was hitting about 102 c with the gpu. after I cleaned the computer out and stuff. it droped to about 80 c. It didn't mess up any thermal paste
     
  15. IDK312

    IDK312 Notebook Consultant

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    strange, the GPU-Z program wont launch this time? Its giving me a error, "Could specific servnot install driver: The specified service has been marked for deletion" click ok another error pops up "Could not stop driver: The service cannot accept control messages at this time".

    I tried to delete the .exe file but i have this other error... "Destination Folder Access Denied". I did a google search and found some info but am still not able to delete the .exe. I am the only admin on this pc and only user, i have went to the icon properties went to security and allow full control.

    I also went into the programs and files and didn't find the GPU-Z program listed on there.

    Also want to thank you guys for the help, i appreciate it very much.

    ^I fixed the above problem with GPU-Z, i also reinstalled the driver for ATI 3470 (I think). I have a copy of the installation report. I'm going to redo the test with GPU-Z on.
     
  16. hidavi

    hidavi Notebook Evangelist

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    I got dust under the heatsink of my old Inspiron 6400. Not exactly under, but after removing the heatsink, there was a hidden space between the vent and the heatsink where half an inch of dust had accumulated.
     
  17. darthvader1432

    darthvader1432 - Audiophile -

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    haha nice :D
     
  18. IDK312

    IDK312 Notebook Consultant

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    I got some picture of the test before and after. This was with the bottom covered back up and no external fan running.

    Before
    [​IMG]

    After
    [​IMG]
     
  19. Duct Tape Dude

    Duct Tape Dude Duct Tape Dude

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    Are you running on High Performance power mode?
     
  20. IDK312

    IDK312 Notebook Consultant

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    yup, maybe that is why! lol i never though about that...
     
  21. darthvader1432

    darthvader1432 - Audiophile -

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    .................................................................................................................................................................................
     
  22. IDK312

    IDK312 Notebook Consultant

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    i still dont really see a drop in temperature, and its a very minor drop in temperature for the performance ratio.
     
  23. shane_kerr

    shane_kerr Newbie

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    I have an Asus F6V and also have a ton of fan noise. It runs kind of hot too (normally over 60 degrees, over 80 under heavy load).

    Did you ever have any luck with this?
     
  24. shane_kerr

    shane_kerr Newbie

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    Ah... I cleaned the grill in front of the fan exit and now everything is cool and quiet again. Well, less than 50 degrees at least. :)