hw.model: Intel(R) Core(TM) i3 CPU         540  @ 3.07GHz
x newsha256.times
+ oldsha256.times
+--------------------------------------------------------------------------+
|                                                             +            |
|  x                                                         ++            |
|xxxx                                                        ++            |
|xxxx     x                                                  +++  +       +|
||_A__|                                                    |__MA___|       |
+--------------------------------------------------------------------------+
    N           Min           Max        Median           Avg        Stddev
x  10      6.340562      6.448444      6.365423       6.36959   0.031046333
+  10      7.095644      7.259903      7.110526     7.1262694   0.049719628
Difference at 95.0% confidence
	0.756679 +/- 0.0389446
	11.8796% +/- 0.611415%
	(Student's t, pooled s = 0.0414483)