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    Galaxy NVIDIA GeForce GTX 680 Overclocking Guide & 7970 Performance Review Linus Tech Tips

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    LinusTechTips

    by LinusTechTips

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    CA: http://ncix.com/search/?categoryid=0&q=gtx+680
    US: http://us.ncix.com/search/?categoryid=0&q=gtx+680

    At stock speeds, the GTX 680 crushes the HD 7970 in my testing, but once both cards are overclocked to their limits (using stock voltage) the gap narrows significantly!