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Why is it slower than native sort on my system? #3

@DanielMazurkiewicz

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@DanielMazurkiewicz

Tests on Ryzen 2700U

Firefox 73, Linux x86_64, AMD RAVEN (DRM 3.36.0, 5.5.7-arch1-1, LLVM 9.0.1)
‎‎‎
32,768
gpu.sort 29ms
gpu.sortAsync 36ms
Float64Array.sort 12ms

       131,072

gpu.sort 91ms
gpu.sortAsync 98ms
Float64Array.sort 49ms

       524,288

gpu.sort 263ms
gpu.sortAsync 368ms
Float64Array.sort 189ms

      2,097,152

gpu.sort 1,049ms
gpu.sortAsync 2,366ms
Float64Array.sort 726ms

      8,388,608

gpu.sort 4,811ms
gpu.sortAsync 10,116ms
Float64Array.sort 3,748ms

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