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    ThrottleStop TurboBoost 940xm M17x r2

    Discussion in 'Alienware 17 and M17x' started by west-wot, Jul 3, 2012.

  1. west-wot

    west-wot Notebook Enthusiast

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    Hi all i have a 940xm incoming and would love to get the most out of it, i have read the throttle stop guide but am still confused a little bit, how would i go about doing this and what settings are we looking at
     
  2. radji

    radji Farewell, Solenya...

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    Which parts are you confused about?
     
  3. unclewebb

    unclewebb ThrottleStop Author

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    Set the turbo multipliers to 25 across the board and then increase the TDP and TDC in equal amounts until the sky high CPU core temperatures start to scare you. Do some wPrime testing on all 8 threads to make sure it is stable, play some games and that's about it. Do a Google search for 920XM or 940XM and ThrottleStop and M17x R2 and you should be able to find some more info. ThrottleStop will bring out the best in your XM CPU.

    With a good 940XM, you might be able to run 26 multipliers across the board.
     
  4. brooks93

    brooks93 Notebook Consultant

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    ok I been playing with Throttle stop and wprime. whats weird to me that the cpu gets to 85C and as soon as wprime stops the temp drops by 20 instantly as soon as the program is done. Should the temps drop that quick or are the sensors not reading right when its running
     
  5. Megatony73

    Megatony73 Notebook Consultant

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    wprime borderlines on using your cpu to start a campfire (inside your laptop)... so no I dont think this is odd at all.

    As soon as wprime stops...and the cpu can stop adding up 46 trillion 1's and 0's per second...the cooling system blows away the extra temp and can once again keep up as it was originally designed to do.
     
  6. unclewebb

    unclewebb ThrottleStop Author

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    Here's what a fully loaded Core 2 looks like.

    [​IMG]

    The instant a full load benchmark ends, the parts of the CPU that are glowing red hot can return to normal. The temperature sensors that ThrottleStop reads are located on the hottest spots on the core so a rapid increase or decrease in the peak core temperature is completely normal.

    For a test, turn your stove burner on until it is red hot. Touch it quickly with your finger tip. Did you get burnt? It was only on there for an instant though. :)
     
  7. rsgeiger

    rsgeiger Notebook Evangelist

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    Sometimes your advice is just a little too dangerous for me unclewebb ;)
     
  8. west-wot

    west-wot Notebook Enthusiast

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    I do not understand how i set the turbo multipliers to 25 across the board and how the program really works tbh, will read the guide again !
     
  9. unclewebb

    unclewebb ThrottleStop Author

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    Click on the TRL button, set those 4 numbers to 25. Increasing the Turbo Power Limits lets the CPU use more Turbo Boost (higher multiplier) for a longer period of time.

    Do some testing with the wPrime benchmark program. As your times improve, that means your CPU must be running faster. The quicker your CPU can calculate 32 million Prime numbers, the faster it must be running. Watch your core temperatures as you make adjustments in ThrottleStop. You can make adjustments as wPrime is running and ThrottleStop will give you a very accurate look at what multiplier your CPU is using.
     
  10. west-wot

    west-wot Notebook Enthusiast

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    Thanks ! i have just been playing with it and i seem to have gotten it ! don't know why i thought it was so hard before, i have it stable atm with 26

    if i wanted to create a profile that would max my battery life what settings would you recommend ?

    And thank you very much for your help
     
  11. DR650SE

    DR650SE The Whiskey Barracuda

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    920XM = :D [​IMG]
     
  12. brooks93

    brooks93 Notebook Consultant

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    what the heck are you using for cooling at -11C
     
  13. unclewebb

    unclewebb ThrottleStop Author

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    To maximize your battery life why not set TDP/TDC at their default values and then exit ThrottleStop and switch to the Windows Battery profile. There is no need to run ThrottleStop if you are not trying to avoid throttling or if you are not trying to maximize performance. The less background junk running on your computer the better off you will be when your goal is maximizing battery run time.
     
  14. CptXabaras

    CptXabaras Overclocked, Overvolted, Liquid Cooled

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    Well i actually use a TS profile for battery mode also, that set my tdp @35W and the multi @15x, disabling turbo boost (personal choice). I find it works really well