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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 unclewebb View Post
    Most of the 45nm mobile chips are TjMax=105C including the X9000 CPU.
    http://processorfinder.intel.com/det...px?sSpec=SLAQJ
    http://processorfinder.intel.com/det...px?sSpec=SLAZ3

    Intel doesn't yet have any TjMax data listed for the Q9100 mobile CPU here:
    http://processorfinder.intel.com/det...px?sSpec=SLB5G

    But they do list it as TjMax=105C here:
    http://ark.intel.com/cpu.aspx?groupID=37033

    Now the only problem is that even with the correct TjMax, there is no easy way to calibrate a mobile processor. The amount of error in some 45nm sensors borders on the obscene so your reported temperatures may be little better than what a random number generator would display. For this reason and the fact that these sensors can bottom out and get stuck at temperatures as high as 50C, Intel doesn't recommend using these sensors to report absolute temperatures.
    Cool, thanks for the great links So Intel doesn't even keep their web site up to date with the latest products, as I can't find my mobile x9100 (3.06 with a 1066 bus) there at all Meanwhile, I've set TjMax to 105 until Intel will come up with some more info... I noticed that Intel rarely quotes TjMax and referrers instead to Tcase (geometric top center) or Thermal Specification, the latter I presume is Tj (junction as in mobile processors) And here I'd been thinking there was also a sensor on each core..... So I have to ask if there is some other reliable source of temp monitoring to excite the thermal throttling mechanism that occurs at TjMax??

    The effect of adjusting the TjMax in RealTemp lowers or as in my case raises the current temps by the same amount.. well that is obvious I guess since the temps will always be the same relative to TjMax lol
    Last edited by ihjones; 09-14-2008 at 04:36 AM.

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