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    Does dv6-6000 ( i7 sandy bridge) supports 16gb of ram?

    Discussion in 'HP' started by sLinkAge, Mar 28, 2012.

  1. sLinkAge

    sLinkAge Notebook Guru

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    I know the docs say up to 8gb of ram, but did anyone tried to put 16gb in it?
     
  2. jim872

    jim872 Notebook Enthusiast

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    didnt try it, but: Who needs 16 gigs ? If youre not rendering or something, its not useful. Just sayin ;-)
     
  3. opabarbosa

    opabarbosa Notebook Guru

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    i recently upgraded to 8gb on my dv6-6170 and i've only noticed a little difference... however on windows performance i got 7.3 out of 7.9 in memory calculation speed

    seems legit
     
  4. zuvieltext

    zuvieltext Notebook Geek

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    Actually yes... HP even made a BIOS update a while ago to fix a small problem with the bios utility.

    Of course, the one caveat: your CPU has to support 16GB
    [however, all i7 quad cores should]. If you have doubts, then checkout
    Intel's info page. e.g.: I7-2630QM (If you happend to have a 2630QM)
     
  5. Jerohm

    Jerohm Notebook Evangelist

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    Run a few concurrent VMs
    Just sayin ;)
     
  6. sLinkAge

    sLinkAge Notebook Guru

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    The thing is , I ran this site : RAM Memory Upgrade: Dell, Mac, Apple, HP, Compaq. USB drives, SSD at Crucial.com
    and it says my system supports max 8gb, maybe I need to update to the latest bios ?

    That's why I asked if somebody tried it.
     
  7. xAcid9

    xAcid9 Notebook Deity

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    I'm using latest BIOS but Crucial Scanner reported 8GB max memory supported. :(
     
  8. zuvieltext

    zuvieltext Notebook Geek

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    Well, there is no definite answer. You could call HP, maybe they know.
    But for one fact: Intel confirms that i7 sandy bridge CPUs can handle 16GB! [And the memory controller is on the cpu die itself!] Also some reviewers say that the memory is upgradable to 16gb too.

    CNET dv6t-6000 review page 2. But until someone has put together such a system, it's all academic.
     
  9. juggar

    juggar Notebook Consultant

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    Look, I had a ASUS G53SW and it had a i7-2630QM and I had 16 gig DDR3 1333MHz ram in it and it ran just fine. Im almost 100% sure these HP laptops with i7's can handle 16 gig assuming you can get two 8 gig sticks.
     
  10. sLinkAge

    sLinkAge Notebook Guru

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    Well I've just upgraded to the latest bios (F.1B ) and now it shows:
    .

    The problem is that with the latest bios the screen brightness buttons don't work under linux, if I can't fix that I'll downgrade to the f.06 bios and hope the pc will recognize my 16gb when I put them in.

    I don't expact to test it anytime soon ( maybe in a month ) , but when I'll, I'll post the outcome here ( unless someone will try it before me :) ).
     
  11. justinkw1

    justinkw1 Notebook Virtuoso

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    Sandy Bridge notebooks should be able to support 16 GB of RAM (2 x 8 GB), regardless of the BIOS version being used.

    If my dv6-2000 with Core i7-720QM Nehalem processor supports it, I'm pretty sure the newer i7-based laptops do too! :D
     
  12. zuvieltext

    zuvieltext Notebook Geek

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    That's not a problem, just put " acpi_backlight=vendor " in your grub config and the brightness buttons will work again. [This was already covered by a thread in this board]
     
  13. zuvieltext

    zuvieltext Notebook Geek

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    Be careful with what you say :D ... only the quad cores support 16GB, [the i7 dual cores with HT are still limited to 8GB according to Intel].
     
  14. sLinkAge

    sLinkAge Notebook Guru

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    Tried it, it didn't work.

    I've solved this by putting this under /etc/acpi/default.sh ( the default event if there is nothing specific under /etc/acpi/events )

    Code:
    BRIGHTNESS_FILE="/sys/class/backlight/intel_backlight/brightness"
    case "$3" in
        00000086)
    
            	brightness=`cat $BRIGHTNESS_FILE`
            	brightness=`expr $brightness + 400`
            	echo $brightness > $BRIGHTNESS_FILE
    	;;
    
        00000087)
            brightness=`cat $BRIGHTNESS_FILE`
            brightness=`expr $brightness - 400`
            echo $brightness > $BRIGHTNESS_FILE
    
    esac
    00000086/00000087 is what generated when I press fn+f{2,3} (found it using acpi_listen )
     
  15. justinkw1

    justinkw1 Notebook Virtuoso

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    I respectfully disagree - Sandy Bridge dual core notebooks should support 16 GB of RAM as well. Take a look at the Intel ARK pages below for examples...check the row indicating Max Memory Size.

    Core i7-2620M:
    Intel® Core? i7-2620M Processor (4M Cache, up to 3.40 GHz)

    Core i5-2430M:
    Intel® Core? i5-2430M Processor (3M Cache, up to 3.00 GHz)
     
  16. zuvieltext

    zuvieltext Notebook Geek

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    Then check out these:

    Core i7-2647M

    Core i7-2629M

    Core i7-2677M

    Unless intel is playing fuzy with me, these i7 have 8GB limit.
     
  17. justinkw1

    justinkw1 Notebook Virtuoso

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    Hmmm, the processors you linked to are the low power variants. (Max TDP: 17-25 W)

    These processors don't actually fit in the dv6 / dv7 notebooks because they are a different type of socket (BGA1023), as opposed to the Socket PGA988 processors that are used.
     
  18. zuvieltext

    zuvieltext Notebook Geek

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    ok, guess the core i7 got me confused.
     
  19. justinkw1

    justinkw1 Notebook Virtuoso

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    But you had a standpoint that was certainly understandable - Intel's naming scheme is a little wonky at times and they usually don't depict the specific differences between processors. There are certainly better ways to name some of them.
     
  20. tonormal

    tonormal Notebook Geek

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  21. prebuss

    prebuss Notebook Consultant

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    I was looking for this type of information too when I was planning to buy one of the HP's laptops (dv6 6000 series). That's a really strange thing. Most of the laptops (dv6 6000 series), produced for North America market, support 16GB (written in official specs), while most of the European and Asian support 8GB (written in official specs).