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thinkpad x201 i5 520m no turbo boost help !!!!


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Please read existing threads and articles on "performance tuning" or Pokenguyen's AIO guides at IM.




Then, there is the existing X201 power management literature on this forum. Eg: https://osxlatitude.com/index.php?/topic/7756-x201-power-managment/


This being said, your CPU speed stepping appears to work Ok since your 1st screenshot shows a CPU speed of 2.0GHz with a x15 multiple (which is a correct speed/multiplier arrangement on your Arrandale CPU) and an average CPU speed of 1.43GHz...

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