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Thread: NVIDA 680 v 670

  1. #1
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    NVIDIA 680 v 670

    Anybody have a 680 & a 670 NVIDIA Cards & how do they Compare @ POEM Speed Wise or any GPU Project S[peed wise ... ??? Thanks
    Last edited by STE\/E; 09-28-12 at 07:26 PM.

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    Re: NVIDA 680 v 670

    I don't think either of the higher end 600 series cards is worth the money, honestly. The high end 500 series will match or in some cases beat them, and cost considerably less! They are not crunching cards - in that they have been crippled or something like that. There is "Big Kepler" that is due on the scene sometime soon I think, and that is the next real crunching card from Nvidia.

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    Re: NVIDA 680 v 670

    Quote Originally Posted by DrPop View Post
    There is "Big Kepler" that is due on the scene sometime soon I think, and that is the next real crunching card from Nvidia.
    Probably just wait for them to come out since I've waited this long to Upgrade any of my NVIDIA Cards ... Had a chance to sell all 4 of the 580's I have left 1 month or so ago but decided to keep them for now ...

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    Friend of SETI.USA Mad Matt's Avatar
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    Re: NVIDA 680 v 670

    In that sense I am probably about to make a really lousy investment.

    In fact, bang for buck on POEM of the 5xx really is great and since the low TDP usage 28nm Kepler does not really come to play. Yet it does do more. So, as an addition it makes sense, as a replacement rather not. Not sure what they get on Dirt, but I will learn soon. What I noted (just as for the 5xx series) is the 680 having the best GLFOP/watt ratio. Maybe again for POEM you could scrap that, but this time I opted for the big 680 for the first time.

    Other than that I guess they cannot compete with AMD when it comes to the uber-high-paying projects. So I think for folks trying to switch between e.g. POEM, Dirt and Donate a 7970 is a great buy.

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    Re: NVIDA 680 v 670

    My new laptop has a GTX 670M, but I don't think it uses the same exact technology of the 670. It is good for about 220K per day on POEM although I'm still working on tweaking it.
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    Re: NVIDA 680 v 670

    A month ago, word on the street was the GTX 780 would be released by march. Obviously Nvidia already has a cubic meter of GK110 chips available since they are pumping out the K20 professional cards left and right so they could release the 780 tomorrow if they wanted to. The reason they pushed it back to march though was because at the time there was nothing from the AMD side of things to compete against the GTX 690 so they weren't in any hurry. Now however there is a (fake) 7990 on the market, but they sell out in a matter of hours so there's no real stock to pose a threat. Also AMD does not and will not officially make a 7990, which is a bit upsetting and worrisome. Still, i believe if just 1 more company can release a few more "7990s" into the market by the middle of next month, it may prompt Nvidia to release the 780 by January.

    Also, if AMD moves up the release date of their 8000 series, i believe Nvidia will also release the 780 a bit sooner.

    As for the 780 itself, i'm not sure what Nvidia has done to keep it from being as impressive as it should've been. What i mean is, from the specs i've seen, the 780 has 2880 cores, which is 87.5% more than the 680. The 780 is also expected to have a clock speed of 1100MHz, which is about 10% higher than the 680. So, you've got 87.5% more cores that run ~10% faster should equal ~2x faster. Am i right? Make sense? Well it seems the 780 is only expected to be 30% faster than the 680 at most. Maybe George W. could give me a lesson in fuzzy math to make that make sense.


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    Re: NVIDA 680 v 670

    Quote Originally Posted by John P. Myers View Post
    ...from the specs i've seen, the 780 has 2880 cores, which is 87.5% more than the 680. The 780 is also expected to have a clock speed of 1100MHz, which is about 10% higher than the 680. So, you've got 87.5% more cores that run ~10% faster should equal ~2x faster. Am i right? Make sense? Well it seems the 780 is only expected to be 30% faster than the 680 at most...
    That's it! It's a conspiracy man! We love those around here.

  8. #8
    Friend of SETI.USA Mad Matt's Avatar
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    Re: NVIDA 680 v 670

    Quote Originally Posted by John P. Myers View Post
    So, you've got 87.5% more cores that run ~10% faster should equal ~2x faster. Am i right? Make sense? Well it seems the 780 is only expected to be 30% faster than the 680 at most. Maybe George W. could give me a lesson in fuzzy math to make that make sense.
    I reckon it's another capped performance at cost of the 'average' consumer and helps them selling the pure computing cards for horrific prizes. Not really a way to convince costumers. No clue what the 680 could do on DP if not being capped, it's not that far away in SP from AMD...

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    Re: NVIDA 680 v 670

    Quote Originally Posted by Mad Matt View Post
    I reckon it's another capped performance at cost of the 'average' consumer and helps them selling the pure computing cards for horrific prizes. Not really a way to convince costumers. No clue what the 680 could do on DP if not being capped, it's not that far away in SP from AMD...
    Nvidia's DP has always been faster than AMD's since the 300 series. By rule, whatever Nvidia can do SP, it can do exactly half that rate at DP which blows AMD out of the water. But like you said, Nvidia cripples it so AMD actually appears to have better DP.


  10. #10
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    Re: NVIDA 680 v 670

    nVidia's business model looks more and more like Apple's model. Or is that the other way around...??? Anyhoot, if both companies keep it up, I can see them both losing significant market share in 2+ years.

    I mean when the co-founder of a corp. uses the competitor's product, its a glimpse of things to come........


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