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    Cooling options on P751TM1-G

    Discussion in 'Sager and Clevo' started by Notebookbackbreaker, Jul 30, 2019.

  1. Notebookbackbreaker

    Notebookbackbreaker Notebook Consultant

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    Good day people,

    Considering the fact that we are packing hot hardware (pun intended) inside a small chassis here, I have a couple of questions:

    1. Do we have any resources on whether the stock cooler would work well with, let us say, a direct die plate or do we have a water cooling capable heatsink block in the market?
    2. What about GPU cooling? Do we have other options than a repaste?

    PS: This is just for satiating my curiosity and of course understanding whether we currently have such options. I would possibly go down that route later though.
     
  2. Meaker@Sager

    Meaker@Sager Company Representative

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    You could try twaking the thermal pads and mounting with the likes of paper clips to adjust pressure. With the fit just right you can consider liquid metal at that point.
     
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  3. Notebookbackbreaker

    Notebookbackbreaker Notebook Consultant

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    Hey, thanks Meaker. Is it possible to go naked on the CPU die (aka direct die) with the stock HSF arrangement?
     
  4. jc_denton

    jc_denton BGA? What a shame.

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    No, the heatsink wont make contact, it would rest in the retention bracket. Even if you take out the retention bracket and use pressure to mount the cpu, it still will not make contact, as the vrm portion on the heatsink has a height offset.

    You'd be better of with a delidded copper ihs and LM, and not resealing it.
     
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  5. Notebookbackbreaker

    Notebookbackbreaker Notebook Consultant

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    Well, that ~2 to 3 mm offset is just sad. There goes that idea. lol.

    Any recommendations dent? rockit cu ihs or?
     
  6. jc_denton

    jc_denton BGA? What a shame.

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    Even if you use a copper shim to fill that gap, you'd get worse cpu temps, as there would be a hotspot. Because now instead of spreading the heat between the heatpipes, you'd have 1-2 heatpipes try and carry all that heat.

    As per copper ihs, I haven't used the RockIT one, I have this one.
     
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  7. Meaker@Sager

    Meaker@Sager Company Representative

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    The Rockit CU latest one is a little taller and can help IIRC
     
  8. Notebookbackbreaker

    Notebookbackbreaker Notebook Consultant

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  9. Meaker@Sager

    Meaker@Sager Company Representative

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    You would have to cut the casing and have quick release fittings to make it mobile.
     
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  10. Notebookbackbreaker

    Notebookbackbreaker Notebook Consultant

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    That's basically equal to the warranty committing Hara-Kiri, amirite?
     
  11. Meaker@Sager

    Meaker@Sager Company Representative

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  12. Notebookbackbreaker

    Notebookbackbreaker Notebook Consultant

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    Well, I'll atleast begin gathering the parts before delving into this never ending rabbit hole of an absolute disaster in the making.
     
  13. Meaker@Sager

    Meaker@Sager Company Representative

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    Lol, it's a deep rabbit hole ;)
     
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  14. Notebookbackbreaker

    Notebookbackbreaker Notebook Consultant

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    Which brings me to another query: Any idea if the 751tm1 chassis will ever get the next intel platform on it? Wondering because I might need to future proof any mods I make. Of course, knowing clevo, something might change a little and cause me to pull all my hair despite a receding hairline (not bald, yet).
     
  15. jc_denton

    jc_denton BGA? What a shame.

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    I like the idea, I truly do. My biggest gripe with the Chinese waterblock is that it has no microfins, just a carved channel. You can get very similar results by delidding having a copper ihs and LM on. Or even take it further by lapping the heatsinks and using thinner pads for the GPU w/ LM.
     
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  16. Notebookbackbreaker

    Notebookbackbreaker Notebook Consultant

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    mange tak Dent. I think I will do a bit more research and maybe check with my firm's engineering division if fabricating this will be possible.
     
  17. jc_denton

    jc_denton BGA? What a shame.

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    For me having an 'el cheapo' Chinese heatsink in an 2-3k system, personally just rubs me in a wrong way. The idea of it failing and killing the laptop would always be in the back of my mind.

    But you can't argue with the cool factor in having a watercooled laptop, and if you do it right, meaning leak test it very thoroughly and make sure to do some redundancy, it's pretty neat. In the end you got to weight in what you use this laptop for vs what the mods will give you.

    I think most of us here started somewhere, and gradually worked on these laptops as a project car. So my advice would be, start "small" with something like LM or a delid and go from there.
     
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  18. Meaker@Sager

    Meaker@Sager Company Representative

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    I'm doing the same with my car, got the wheels returned, then a tune, then a new sterio head unit and intake lol.
     
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  19. Chastity

    Chastity Company Representative

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    Just imagined you applying water cooling to the passenger area. :D
     
  20. jc_denton

    jc_denton BGA? What a shame.

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    Papusan and Chastity like this.
  21. Meaker@Sager

    Meaker@Sager Company Representative

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    I have done this one too.

    [​IMG]
     
  22. Notebookbackbreaker

    Notebookbackbreaker Notebook Consultant

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    Dayum meak. wow. I have a car giving me a paltry 67 horses. lol.
     
  23. Meaker@Sager

    Meaker@Sager Company Representative

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    Lol, not huge in the grand scheme of things but the target for me is to get it to 240hp when I'm finished. Plenty for the road really at around 200bhp/ton.
     
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  24. _deadbydawn_

    _deadbydawn_ Notebook Evangelist

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    i ordered that one and after measuring it, i found out, as you stated, that it's a bit taller than a regular ihs of i.e. the 9700k.
    now my question: since this notebook has a one-pice heatsink, woulnd't it make some Kind of bad contact after using this cu ihs, since it's not evenly mounted from gpu to cpu? i don't recieved the notebook yet, otherwise i would have testet already :)
     
  25. Meaker@Sager

    Meaker@Sager Company Representative

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    It all depends on the fit, you'll have to experiment with pad placements etc.
     
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  26. _deadbydawn_

    _deadbydawn_ Notebook Evangelist

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    totally forgot about pad placement possibility. thx man!
     
  27. Meaker@Sager

    Meaker@Sager Company Representative

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    No problem, it's super important for this sort if thing.
     
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