public void ArrayFillPerformanceTests() { byte[] array = new byte[1000000000]; byte b = array[array.Length - 1]; var sw = Stopwatch.StartNew(); ChunkColumn.Fill <byte>(array, 0xff); Console.WriteLine($"My fill {sw.ElapsedMilliseconds}ms"); sw.Restart(); Array.Fill <byte>(array, 0xff); Console.WriteLine($"Core fill {sw.ElapsedMilliseconds}ms"); }