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Yeah my PC with 6700k and GTX 1080 really struggles with x265 4K playback which is an incredibly laggy screen tearing mess. On my $50 Android box which has a hardware decoding chip for it the same video files run perfectly, butter smooth.

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>The eighth generation of PureVideo HD, introduced with the GeForce GTX 1080, GTX 1070, GTX 1060, GTX 1050 Ti & GTX 1050, GT 1030 a Pascal (microarchitecture) GPU, adds full hardware-decode of HEVC Main12 profile to the GPU's video-engine.

Are x265 files different then, or is it just your software?

software. I have a 1070, and hardware decoding (using mpv) works excellently.

Likely his software. I’m also on a 1080GTX and it works perfectly (though I also have a 8700k)

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