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    G73JH CPU multiplier on battery…

    Discussion in 'ASUS Gaming Notebook Forum' started by Tech17, Oct 12, 2010.

  1. Tech17

    Tech17 Notebook Consultant

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    Hello,
    One thing many notebook vendors do is downclock the CPU (and sometimes GPU!) simply because your notebook is on battery power. The thought is to save battery, which I understand, but you need to have an option to turn this crap off  I understand with some of the CLEVO models, and their desktop CPU, that you cannot turn this off, but I see no reason why my ASUS G73 needs to run soooooo slow on battery.

    I’ve found that it changes the CPU multiplier to 7x which makes my i7 Q740 run at 1Ghz per core (NO thank you!). it will not budge with a full CPU load even…

    I normally get around this with RMclock. I have it installed, but I cannot set custom P-state and none of the profiles stick…

    Any suggestions? I simply need windows to leave my i7 CPU multiplier alone when on battery. It’s a MOBILE CPU for crying out loud, and is designed to be mobile 
     
  2. sean473

    sean473 Notebook Prophet

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    lol just go to power4gear and on the high performance mode set the max processor state to 100%.. and min to 100%...
     
  3. Tech17

    Tech17 Notebook Consultant

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    I only wish it was that simple... Of course i have tried this, and removed power4gear /w the same results, and rebuilt the whole PC and guess what, same results ><.

    Anyway, there is a LONG thread here very similar to my issue, which did help some.

    After further analysis, I found the problem was odder than originally expected. Turns out that the CPU multiplier works just fine on battery, all the way up to 22X! But here's the kicker, it only worked fine when I was not looking (?).

    While on battery, the ASUS G37JH set the CPU multiplier to 7X (4X if you're < 5% battery) only when under an extreme load such as CPU benchmarking or gaming.
    I was only paying attention to the CPU multiplier when i noticed a drastic drop in FPS while gaming, hence why i didn't notice this until now.

    I've run well over a dozen tests; if you have a game that will run in windowed mode, launch it and CPU-Z and remove the AC power. You'll clearly see the CPU multiplier drop to 7X and will not budge.

    Anyway, found a solution thanks to some other discussions on this site. THROTTLE STOP is the answer. make sure you set the Battery profile (does not work if you set the others) and you can go all the way up to 14X (max it allows) on the CPU multiplier. the default multiplier for i processors is 12X, so i'm much happier with 14X than 7X

    Thanks forum!! you inadvertently saved my laptop!
     
  4. Tech17

    Tech17 Notebook Consultant

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    Just incase someone catches this on a google search or something, please exercise caution before using any after market tools such as THROTTLE STOP mentioned here.

    It does not function "exactly" as expected on my ASUS G37JH running Windows 7 Pro x64. Once you "turn on" there is no turning off unless you reboot. Just be careful ;)
     
  5. Chastity

    Chastity Company Representative

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    Wasn't this fixed in 209? I just tested, and everything working normal here. In Entertainment mode, you have an 80% CPU cap on default settings. (70% in Quiet Office) In High Performance, and on battery, CPU ramps up to 1600 under load for just 1 thread. (aka Furmark) :)