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    Difference between AMD HD 6770M, HD 7690M and HD 7690M XT

    Discussion in 'HP' started by yknyong1, Jan 26, 2012.

  1. yknyong1

    yknyong1 Radiance with Radeon

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    What would be the difference between these three?

    Performance wise

    GPUZ screenshots would be appreciated.

    I am looking at the 6770M and 7690M XT in the DV6 vs the 7690M in the ENVY 15.
     
  2. bchreng

    bchreng Notebook Evangelist

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    I've been shopping for a new notebook and had the opportunity to test out the 6770m in a DV6 and the 7690m in my new Envy 15 and can say that they perform more or less the same. I don't have any scores to back it up, but Starcraft 2 ran at very similar fps - 30ish during larger battles in 2v2 running at 720p res with settings set to mostly low/medium.
     
  3. Kevin

    Kevin Egregious

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    They are all the same exact card, at different clock speeds.
     
  4. independent1

    independent1 Notebook Guru

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    Same cards, just a marketing change.

    7690m = 6750m

    7690m XT = 6770m
     
  5. emilios1310

    emilios1310 Notebook Geek

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    Same cards as the ones mentioned above, just clocked at higher speeds and advertised as nextgen cards (first number on ATI/AMD cards denotes generation)
     
  6. yknyong1

    yknyong1 Radiance with Radeon

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    So 7690M = 6750M, clock speed 600/800?
    7690M XT = 6770M, clock speed 725/800?
     
  7. Henrythegamer

    Henrythegamer Newbie

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    emilios, youre wrong 6750m has nothing to do with it, THE HD 7690M is 100mhz faster HD 6770M (both are same 1gb), THE HD 7690M XT is 100mhz faster 2GB Model of the 2GB version of the HD 6770M. 7690m= 6770m but faster .. 7690m xt= 2gb 6770m. so the xt 7690m is just the 2gb version.
     
  8. Kevin

    Kevin Egregious

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    I found a GPU-Z for each of them:

    [​IMG]

    [​IMG]

    Hmm......
     
  9. yknyong1

    yknyong1 Radiance with Radeon

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    So what's the difference?
     
  10. ThinkPaid

    ThinkPaid Notebook Consultant

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    i have been trying to find this out for a while, i wonder if anyone with the envy 17 actually knows (or cares) about their graphics card? we need gaming benchmarks! so we can just settle this.
     
  11. yknyong1

    yknyong1 Radiance with Radeon

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    Any owner with the E15 willing to post latest GPU-z screenshot of the non-XT 7690M?
     
  12. Kevin

    Kevin Egregious

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    No GPU-Z, but I just read in the Envy 15 thread, that the regular 7690M's base clocks are 600/800.

    It appears to easily overclock even beyond the XT's 720/900, proving that they are indeed the same card.
     
  13. bchreng

    bchreng Notebook Evangelist

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    Interesting... what do I need to install to overclock this baby?
     
  14. Kevin

    Kevin Egregious

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  15. h8isgr8

    h8isgr8 Notebook Consultant

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    Sapphire TriXX > Afterburner (with the ENVY at least).
     
  16. darxide_sorcerer

    darxide_sorcerer Notebook Deity

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    about the overclocks, i have a Radeon HD 6630m in my laptop (same core as 6770m but with DDR3 memory instead of GDDR5 of the latter). i can confirm that this GPU has a great overclocking headroom. i have currently OC'd from the stock 485MHz core/800MHz memory/900mV voltage to 725MHz/945MHz/904mV, and it gives me about 25% performance boost. i'm using TRiXX as well.

    i greatly suggest you guys overclock your GPUs, especially if you're planning to do some serious gaming (but of course, make sure you're monitoring your temperatures as well).

    one question: is it true that the current AMD Catalyst drivers (11.10 and newer) have disabled the ability to change the core voltage on mobile GPUs?
     
  17. h8isgr8

    h8isgr8 Notebook Consultant

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    The voltage lock is usually coded in the GPU BIOS; it's not related to the drivers.
     
  18. darxide_sorcerer

    darxide_sorcerer Notebook Deity

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    usually! but there are reports that people who were able to change the core voltage with 11.9 and earlier drivers are not able to do so with 11.10 and newer ones. hence my question :)
     
  19. wild05kid05

    wild05kid05 Cook Free or Die

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    I strongly believe you can undervolt those new GPUs in the Envy to reduce temps and maximize battery life by using ATI Tray Tool. I'm sure Envy 15 1st and 2nd gen owners know how hard it is to alter the Vbios in these only-hp-GPUs . They pretty much locked it down, later I tried ATT and got it to undervolt only (not overvolt, Vbios caps it at 0.900), I'm able to undervolt by .300 which is substantial (5 degrees cooler).
     
  20. yknyong1

    yknyong1 Radiance with Radeon

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    Yes it is true. When I owned the E14, I could easily OC the 6630M to 777/1135 @ 0.910V. I even did an overclocking thread on that. Beats the 6750M at stock clocks. Sadly, with the 11.10 drivers, voltage increase in TriXXX was removed.
     
  21. darxide_sorcerer

    darxide_sorcerer Notebook Deity

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    those overclocks are insane :D what temperatures were you getting with them?

    my consideration is for the fact that i overvolt the GPU to reach my current clocks, and Battlefield 3 plays smoothly (40-45+ fps) with the current SONY drivers (which i believe are based on Catalyst 11.6). i'm reluctant to update the drivers if i'm going to lose the overvolt option. besides, my current drivers are very stable and do not crash during game play nor do they give me any headaches during any video playback.
     
  22. mixed77

    mixed77 Newbie

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    this is the 6770m from a hp pavillion dv7
    [​IMG]
     
  23. toptekjon

    toptekjon Newbie

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    I tried the MSI tool, but it won't let me OC my Radeon 7690m. The voltage and other sliders are greyed out, even after attempting to unlock them in the settings.

    Can anyone tell me how they went about unlocking their 7690m GPU?

    I am using the new Envy 15-3xxx series. Loving the laptop so far, but I would really like to improve the gaming performance if at all possible.




     
  24. Kevin

    Kevin Egregious

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    I only recommended that because other 7690M users said they were using it.

    Try Sapphire Trixx; it works with my 6970M.
     
  25. yknyong1

    yknyong1 Radiance with Radeon

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    You must use Fixed Mode BIOS. Try TriXXX instead, it is better.
     
  26. Justinbart

    Justinbart Notebook Enthusiast

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    I searched around and found this. It works. It will let you clock it to 780/900.
     
  27. toptekjon

    toptekjon Newbie

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    Awesome, thanks for all the help everyone! I'll try out the suggestions and post back later with my results.

    Glad I found this forum!
     
  28. yknyong1

    yknyong1 Radiance with Radeon

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  29. etiko

    etiko Notebook Consultant

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  30. toptekjon

    toptekjon Newbie

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    I used the Saphire Trixx application - now running my 7690m at 800x1000.
    Very noticeable FPS boost in skyrim and other games. I'm geting 10-20 extra fps so far.

    Thanks for the tips everyone!


     
  31. yknyong1

    yknyong1 Radiance with Radeon

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    As mentioned in the gaming forums, your results seem to be generated at a resolution of 1280x768. Please run at 1280x1024 if possible for a real comparison.
     
  32. toptekjon

    toptekjon Newbie

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    Wow, nice work there.
    I tried going to 800 by 1000 on my 7690m, but skyrim would just freeze up completely. Right now, I'm running 700 by 900 and everything is perfectly stable.

    What machine are you running on? I'm on the new Envy 15 and it runs completely cool even after overclocking, but the games just freeze everything right up if I go past 700x900.




     
  33. etiko

    etiko Notebook Consultant

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    i have an dv6 6cxx series with it 2670QM and 8gb ram
     
  34. etiko

    etiko Notebook Consultant

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  35. necrophyte

    necrophyte Notebook Evangelist

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    this whole rebranding stuff is a completely user/customer misleading step with sales volumes/profit, or even stock emptying as the sole purpose.

    and now even the notebook vendors follow the same tactics...

    HP's description of the current GPU inside the envy 17 (3d), which is supposed to be the most powerful HP consumer notebook, and the second most within the whole mobile segment: "..enormous power..", "..mind-blowing effects and explosive gaming in stereoscopic 3D"

    ...b***s**t.

    this gpu cannot handle any game in 3d mode newer than 4 years old and minimal graphics settings on its native resolution.

    7690m (xt) is the same gpu as the 6600m/6700m line, with a bit tweaked clocks!

    so HP is selling a gpu-performance-wise WEAKER notebook called envy 17-3000 for the same price as the envy 17-2000 series, which had a far SUPERIOR gpu (6850m, which itself was a rebranded mobility radeon 5850, with a bit higher clocks).

    for the envy 15 its "ok", as it didnt have a #800 gpu previously, but for the envy 17 its a complete downgrade in terms of performance.

    wait for "real" 7000m gpus to come, 28nm, new architecture, new gpu cores, new memory interfaces.
    they will be offered as the 7700/7800/7900 series
    , and hopefully HP will at least keep the 7850, as it did with the previous envy 17s (no idea why not at least offer an option to choose a #970m or even #990m to play in the same league as alienware etc. do, which shouldnt be a problem anymore, now that heat is fixed since the 2000 series).

    EDIT:
    and dont forget that AMD/ATI changed the performance class nomenclature with the 6000-series by pushing the high-end class to the #900 line and the performance class to the #800 line, where before the #800 line was the high-end class and #900 only offered the dual-gpu units or some ultra-high-end ones during the x1000/x2000 time.

    so since the envy-2000 series the envy 17 only comes with a 2nd-performance-class gpu and not one from the high-end class anymore. considering mobile gpus generally are one class below the namewise corresponding desktop units, the gpus inside the envy are some mid-end ones within the current gpu lineup :eek:
     
  36. yknyong1

    yknyong1 Radiance with Radeon

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    The ENVY 15 is slated to have the AMD HD 7750M 1GB in the next iteration.
     
  37. necrophyte

    necrophyte Notebook Evangelist

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    well, at least something.

    but i wouldnt recommend anyone to buy any current envy-3000 notebook, if gpu performance is important and not only the facelift and some minor spec changes. rather get an envy-2000 with the same cpu and "older", but at least equally powerful, if not even far more powerful in the case of envy 17 gpu, for less money (since its not the current line anymore...).

    or wait for the next line and hope they offer "real" radeon 7000m gpus, as well as intel 22nm ivy bridge cpus.
     
  38. SoulMisaki

    SoulMisaki Notebook Deity

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    Granted - the Envy 17-2000 has a better GPU, but you're making sh*t up.

    I play Skyrim - which isn't even a year old - mostly maxed out settings @ 1080p with smooth frame rates.
     
  39. necrophyte

    necrophyte Notebook Evangelist

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    skyrim also isnt really a demanding game requiring a 2.2ghz dual core and a 512 dx 9.0c gpu with pixel shader 3.0... maybe with the high resolution pack and everything on ultra.

    im talking about games like mw3, bf3, metro 2033 - maxed (ie. not a few settings on high, rest on mid/low) @ 1080p, and even with thinking about some AA without having to dream about it. 30+ fps of course.
     
  40. SoulMisaki

    SoulMisaki Notebook Deity

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    You say Skyrim isn't remanding, then proceed to call MW3 demanding? I can't really take you seriously like that.

    Skyrim is easily more demanding than MW3, and I can play it at high/ultra settings at 1080p, at around 45fps on my HP ENVY 17 3D-3000
     
  41. DanielShin

    DanielShin Newbie

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    I agree with SoulMisaki,

    I have the 7690m XT on my Envy 17 3D and I can play MW3 maxed out 1920x1080 with good framerates.

    For BF3, I play my settings on 1920x1080 high with ultra textures just fine.

    BTW, skyrim is more demanding than MW3.