Question Is i5 6400 bottlenecking GTX 1060 3GB OC?

McLovinHawaii

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Feb 1, 2014
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I have a i5 6400 and a GTX 1060 3GB OC and I'm wondering if the i5 6400 is bottlenecking the GPU when gaming in 1080p at a 144 or a 240Hz monitor?

If so is it worth upgrading to a 6700K etc?