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Precision 7530 & Precision 7730 owner's thread

Discussion in 'Dell Latitude, Vostro, and Precision' started by Aaron44126, Jun 27, 2018.

  1. frostbytes

    frostbytes Notebook Evangelist

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    Perfect. Thanks very much!
     
  2. rproeber

    rproeber Notebook Enthusiast

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    I have the same question. I’ve done some searching through the posts in this thread and have read all of them but my memory is not so great.

    I see that undervolting to about -120 seems to be the sweet spot without BSODs, but I’ve never undervolted before. Can someone supply some more info please as to what program and how to go about it, or point to a post or a site that explains how to do it?

    Same question for repasting. How do you know when you need to? I’ve repasted desktop CPUs, and done overclocking on them, but never tweaked a laptop. I’ve purchased some Kryonaut in anticiapation of doing so, but are there instructions someplace on how to do this with a laptop? Particularly the 7530?
     
  3. Aaron44126

    Aaron44126 Notebook Prophet

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    Undervolting --- You can Google for a tutorial, it's really the same process for all modern CPUs. You can use either Intel XTU or Throttlestop (do not install both at the same time though). Start conservative (-50mV?) and work your way up slowly while the CPU is under load. Once you experience a crash, back off a bit and you've found your limit. The limit varies by each individual CPU. Make sure to test different scenarios at your chosen voltage (heavy load, light/idle load, on battery) to make sure that it is stable.

    Repasting --- It's never a bad idea if you feel up for it. It won't make a transformative difference, probably, but you'll get a few degrees lower and that can make a difference for how long the CPU stays at max throttle or maybe help the fans not kick in as often if the laptop is under a more light load. Use isopropyl alcohol to remove the old goop from the CPU, GPU, and heatsink before applying new paste. Don't apply too much paste, a little dot will spread out pretty well when the heatsink is pressed down. (You can always apply the paste, tighten the heatsink and then take the heatsink back off and see how you did — you'll have to clean and re-apply the paste again though.)

    If you're going to do both, I say, to the repaste before the undervolt. You'll be changing the thermal conditions in the laptop and that might (slightly) change what your undervolt limit is.
     
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  4. John Ratsey

    John Ratsey Moderately inquisitive Super Moderator

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    On the other hand, undervolting first and then repasting provides a margin for the paste deteriorating over time.

    John
     
  5. frostbytes

    frostbytes Notebook Evangelist

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  6. Ionising_Radiation

    Ionising_Radiation ?v = ve*ln(m0/m1)

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    Are your drives in RAID or AHCI mode? If they're the latter, disregard the notification.
     
  7. frostbytes

    frostbytes Notebook Evangelist

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    RAID mode. Any ideas?
     
  8. kittenlips

    kittenlips Notebook Geek

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    Has anyone tried the new Intel DCH drivers on the 7530? Also, does the download link not show up until you've uninstalled the standard driver? All I see is the release notes download link.
     
  9. Ionising_Radiation

    Ionising_Radiation ?v = ve*ln(m0/m1)

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    Hmmm. I think it's a bug; you can probably disregard the update (I mean, they sent out two updates for the same device, so...)

    You might have missed the note highlighted in RED:
    [​IMG]
     
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  10. Aaron44126

    Aaron44126 Notebook Prophet

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    See @Ionising_Radiation's highlight. You don't have to uninstall the standard driver but they want you to go through the setup.exe process and not Device Manager to install the DCH driver the first time (the setup will clean up some stuff relating to the legacy driver). I'm using the DCH driver on a Precision 7510 and it seems to work fine.
     
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