Tested binaries download from
here.
input.mkv - hevc (Main 10), yuv420p10le(tv), 3840x1606
AVX2 clock speed = AVX512 clock speed
Code:
ffmpeg -i input.mkv -f yuv4mpegpipe -strict -1 - | .\resources\x265-10b.exe --y4m - --ctu 32 -o .\OUTPUT.mkv
x265 [info]: HEVC encoder version 2.8+74-fd517ae68f93
x265 [info]: build info [Windows][GCC 8.2.0][64 bit] 10bit
x265 [info]: using cpu capabilities: MMX2 SSE2Fast LZCNT SSSE3 SSE4.2 AVX FMA3 BMI2 AVX2
encoded 498 frames in 51.34s (9.70 fps), 5044.61 kb/s, Avg QP:31.42
x265 [info]: HEVC encoder version 2.8+74-fd517ae68f93
x265 [info]: build info [Windows][MSVC 1915][64 bit] 10bit
x265 [info]: using cpu capabilities: MMX2 SSE2Fast LZCNT SSSE3 SSE4.2 AVX FMA3 BMI2 AVX2
encoded 498 frames in 51.80s (9.61 fps), 5044.61 kb/s, Avg QP:31.42
Code:
ffmpeg -i input.mkv -f yuv4mpegpipe -strict -1 - | .\resources\x265-10b.exe --y4m - --ctu 32 -o .\OUTPUT.mkv
x265 [info]: HEVC encoder version 2.9+2-7e978ed93d60
x265 [info]: build info [Windows][GCC 8.2.0][64 bit] 10bit
x265 [info]: using cpu capabilities: MMX2 SSE2Fast LZCNT SSSE3 SSE4.2 AVX FMA3 BMI2 AVX2
encoded 498 frames in 52.82s (9.43 fps), 5044.61 kb/s, Avg QP:31.42
x265 [info]: HEVC encoder version 2.9+2-7e978ed93d60
x265 [info]: build info [Windows][MSVC 1915][64 bit] 10bit
x265 [info]: using cpu capabilities: MMX2 SSE2Fast LZCNT SSSE3 SSE4.2 AVX FMA3 BMI2 AVX2
encoded 498 frames in 51.55s (9.66 fps), 5044.61 kb/s, Avg QP:31.42
Code:
ffmpeg -i input.mkv -f yuv4mpegpipe -strict -1 - | .\resources\x265-10b.exe --y4m - --ctu 32 -o .\OUTPUT.mkv
VS 2017 Generic compilation ("none")
encoded 498 frames in 51.49s (9.67 fps), 5044.61 kb/s, Avg QP:31.42
VS 2017 AVX2 compilation ("AVX2")
encoded 498 frames in 52.27s (9.53 fps), 5044.61 kb/s, Avg QP:31.42
Code:
ffmpeg -i input.mkv -f yuv4mpegpipe -strict -1 - | .\resources\x265-10b.exe --y4m - --ctu 32 (--asm avx512) -o .\OUTPUT.mkv
x265 [info]: HEVC encoder version 2.9+2-7e978ed93d60
x265 [info]: build info [Windows][MSVC 1915][64 bit] 10bit
x265 [info]: using cpu capabilities: MMX2 SSE2Fast LZCNT SSSE3 SSE4.2 AVX FMA3 BMI2 AVX2
encoded 498 frames in 52.05s (9.57 fps), 5044.61 kb/s, Avg QP:31.42
x265 [info]: HEVC encoder version 2.9+2-7e978ed93d60
x265 [info]: build info [Windows][MSVC 1915][64 bit] 10bit
x265 [info]: using cpu capabilities: MMX2 SSE2Fast LZCNT SSSE3 SSE4.2 AVX FMA3 BMI2 AVX2 AVX512
encoded 498 frames in 50.79s (9.80 fps), 5044.61 kb/s, Avg QP:31.42