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    GPU clock on rMBP low

    Discussion in 'Apple and Mac OS X' started by aphexpusher, Sep 29, 2012.

  1. aphexpusher

    aphexpusher Newbie

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    Last night I was overclocking with Nvidia Inspector on windows 7. Everything was going great. Got excellent FPS and everything overclocking to 1000mhz forcing p5 state with a bat file. This morning I started it up and Nvidia inspector is showing the current clock at about a fourth of what I set it to. I force p5 as usual and when I slide the overclock over to 1000 I get 250 instead in the "current clock" box.
    Did I break it?
     

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  2. Mobius 1

    Mobius 1 Notebook Nobel Laureate

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    Try restarting and rereading my guide again :)
     
  3. aphexpusher

    aphexpusher Newbie

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    I did everything in the guide and its now somehow lower -_-


    picture is below:
     

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  4. aphexpusher

    aphexpusher Newbie

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    any ideas? would reinstalling windows be of any help?
     
  5. aphexpusher

    aphexpusher Newbie

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    UPDATE: Resetting SMC fixed it

    however there are still issues with throttling. which really blows. my gpu clock is really all over the place fluctuating between 725 and 900. mostly around the 700s.

    no idea how to keep it from throttling. I am using throttle stop and everything... ah well.

    here is the graph from nvidia inspector:
     

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  6. Speedy Gonzalez

    Speedy Gonzalez Xtreme Notebook Speeder!

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    disable turbo on the CPU that will keep your GPU 5-7c cooler and also set up lubbos fan control to ramp up the fans faster before the components get real hot
     
  7. aphexpusher

    aphexpusher Newbie

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    thanks for the info on the fan controller. was looking for one for a while. so far I am back to solid gpu clock with little to no fluctuation. all problems solved :) out of curiosity how much have you been able to overclock? I am able to get about 1035/1800 if I ramp it up little by little as it gets hotter. beyond that and it starts to throttle hard.
     
  8. Mobius 1

    Mobius 1 Notebook Nobel Laureate

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    People with DDR5 650M's can clock about 1070+

    Some really good cores can break 1100MHz and beyond
     
  9. ninja2000

    ninja2000 Mash IT

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    I am running mine 1100/2500 with no cpu turbo boost. Giving me great fps in bf3 @ 1080p. Haven't tried any higher as I have no need.

    The SMC bug is really annoying though. Mine was fine for the first week after the EFI update then I got hit with it earlier. Hope apple release a fix soon
     
  10. kyang2453

    kyang2453 Newbie

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    How do u fix this step by step plz reply this is really annoying
     
  11. ipnd

    ipnd Newbie

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    Do you guys think that Apple will actually fix the problem that came since the EFI Update? I have a bad feeling that this will persist :(

    Resetting SMC does not do the trick for me.

    My CPU clock is all over the place, from 3GHz to 1.2GHz (Seems like it is jumping from turbo to big time throttled)
    My GPU also jumps all over the place and looks pretty much like what you described.

    How did you disable the turbo thing?
     
  12. Karamazovmm

    Karamazovmm Overthinking? Always!

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    download throttlestop to disable turbo.

    The clocks should be relatively stable when doing an intensive task, otherwise its going to fluctuate a lot and thats normal, the same for your gpu.