Linq OrderBy vs Array.Sort

benchmark.cs

   class Program
    {

        static void Main(string[] args)
        {
            LinqVsArraySort();
        }

        static void LinqVsArraySort()
        {
            const int Count = 1000*1000; // 1M
            var random = new Random();
            var array1 = Enumerable.Range(0, Count).Select(x => random.NextDouble()).ToArray();
            var array2 = Enumerable.Range(0, Count).Select(x => random.NextDouble()).ToArray();

            var stopwatch = Stopwatch.StartNew();
            Array.Sort(array1);
            Console.WriteLine("Array Sort: " + stopwatch.Elapsed);
            stopwatch.Restart();
            var doubles = array2.OrderBy(x => x).ToArray();
            Console.WriteLine("Linq OrderBy: " + stopwatch.Elapsed);
            stopwatch.Restart();
            var copy = doubles.ToArray();
            Console.WriteLine("Cost of creation and copying Array: " + stopwatch.Elapsed);
            Console.Read();
        }

    }