BenchmarkDotNet=v0.12.1, OS=ubuntu 20.04
Unknown processor
.NET Core SDK=3.1.302
  [Host]     : .NET Core 3.1.6 (CoreCLR 4.700.20.26901, CoreFX 4.700.20.31603), Arm64 RyuJIT
  DefaultJob : .NET Core 3.1.6 (CoreCLR 4.700.20.26901, CoreFX 4.700.20.31603), Arm64 RyuJIT
MethodFileNameMeanErrorStdDevRatio
NaturalC4p00743.bmp892.1 ms0.64 ms0.54 ms2.21
UnsafeC4p00743.bmp402.9 ms0.34 ms0.28 ms1.00
LinqC4p00743.bmp391.6 ms3.40 ms3.02 ms0.97
LinqC4VectorCachedp00743.bmp344.3 ms1.02 ms0.90 ms0.85