hw.model: Intel(R) Core(TM) i7-2600K CPU @ 3.40GHz
x newsha256.times
+ oldsha256.times
+--------------------------------------------------------------------------+
|                                                          +               |
|                                                          +               |
| x                                                        +               |
| x                                                        +               |
| xx                                                       +               |
| xx                                                       ++              |
| xxx   x                                                  ++             +|
||_A_|                                                  |__M_A___|         |
+--------------------------------------------------------------------------+
    N           Min           Max        Median           Avg        Stddev
x  10      6.393639      6.496931      6.412056     6.4163723     0.0308374
+  10      7.250569       7.47605      7.256834     7.2793725   0.069303969
Difference at 95.0% confidence
	0.863 +/- 0.0503977
	13.45% +/- 0.785454%
	(Student's t, pooled s = 0.0536376)