Updated M1 vs updated M2.

Stack vs Heap Benchmark

// M1 is 108% faster than M2.
 
public static unsafe void TestMethod1()
{
    float* samples = stackalloc float[12500]; 
 
    for (var i = 0; i < 4000; i++)
    {
        for (var ii = 0; ii < 12500; ii++)
        {
            samples[ii] = 32768;
        }
    }
}
 
 
 
public static unsafe void TestMethod2()
{
    float[] samples = new float[12500];

    fixed (float* prt = samples)
    {
        for (var i = 0; i < 4000; i++)
        {
            for (var ii = 0; ii < 12500; ii++)
            {
                prt[ii] = 32768;
            }
        }
    }
}