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Thread: Nvidia unveils the GeForce GTX 780 Ti

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  1. #11
    Xtreme Enthusiast
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    Dec 2010
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    594
    How would disabling DP save power? The DP-units are dedicated, they are dormant under gaming loads, aren't they?

    I heard that GK110 has indeed some problems when having all 15 SMX enabled, due to the cache system. My source was very vague on this, so I don't know specifics.

    780 Ti will have 2688 shaders at least, that much is certain. Only questions left are if it has even more and where the clocks are at.

    Btw the 902 MHz of the K6000 is only boost, base clock is 797 MHz:
    NVIDIA Quadro K6000 Graphics Card based on the GK180 GPU
    Core Count: 2880
    Base Clock: 797 MHz
    Boost Clock: 902 MHz

    The Quadro K6000 is the first NVIDIA Professional solution to incorporate Quadro Boost, a mechanism that automatically maximizes application performance while staying within the specified power envelope. For workloads that do not reach the allowed power level, the GPU clock is automatically increased to "Boost Clock" in order to leverage the remaining power budget for additional increased performance. The GPU will always try to reach the higher "Boost Clock" in order to maximize application performance.
    The Quadro Boost feature will disable "Boost Clocking" in the following scenarios:
    If clock jitter sensitive "Workstation features" like Sync, SDI, or SLI is enabled, the Quadro K6000 will clock to Base Clock automatically.
    If the user manually selects the "Prefer Consistent Performance" Control Panel option to lock explicitly to Base Clock (can be useful for performance tuning of applications during development).
    http://h18000.www1.hp.com/products/q...a/14708_na.PDF

    So (K20X -> K40/K6000):
    732 -> 797+
    2688 -> 2880

    I wouldn't expect more than 900 MHz base clock for the 780 Ti with 2880 shaders.
    Last edited by boxleitnerb; 10-23-2013 at 12:15 AM.

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