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Thread: Real Temp - New temp program for Intel Core processors

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  1. #11
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    Quote Originally Posted by jaredpace View Post
    so your IR thermometer is/was correct from the start and the thermocouple is not actually needed? Interesting! Am I correct in guessing that the Tcase to Tjunction gradient is increasing as the junction temperature rises from 40C --> 90C?

    For example:
    Tcase temp: 30 40 45 50 55 60 65 70 74
    Tjunct temp: 31 42 50 58 66 76 84 95 100
    Gradient ~: .01...2...5...8..11.16.19..25.27

    Is this a close scale?
    yes, assuming full load, stock cooler, stock vcore, stock clock, exact intel loading program, and reasonable ambients. Intel states under those conditions, throttling is set to occur (tjmax reached) just as tcase is exceeded. Also depending on type loading program that gradient can vary significantly even at same temp, which is why intel goes on to say in docs that the relationship is not guaranteed.

    And of course if you cheat and remove cooler to get temps that high at idle, then relationship no longer true and tcase = tjmax - 5C. When overclocking and different cooling, I am sure significant gradient exists...but likely different in some ways...just dont know how much.

    Also in your other post, under Temp #1 you switched temps on cpu and junction, also my cpu temp reads 2-3 too low at idle temps, and I think you meant to say Tjunction/cpu gradient instead of Tcase/cpu gradient at end of each...but thanks for summarizing, saved me some typing
    Last edited by rge; 10-24-2008 at 08:57 PM.

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