hw.model: Intel(R) Core(TM) i3 CPU         540  @ 3.07GHz
x newsha512.times
+ oldsha512.times
+--------------------------------------------------------------------------+
|   x                                          +                           |
|  xx                                       +  ++                          |
|x xxx x   x      x                         + ++++                        +|
||__M_A____|                             |_____M_A________|                |
+--------------------------------------------------------------------------+
    N           Min           Max        Median           Avg        Stddev
x  10      4.142532      4.266369      4.167916     4.1793733   0.036210498
+  10      4.462259       4.68369       4.48588     4.5018198   0.064931436
Difference at 95.0% confidence
	0.322446 +/- 0.0493949
	7.71519% +/- 1.18187%
	(Student's t, pooled s = 0.0525704)