hw.model: Intel(R) Xeon(R) CPU           X3440  @ 2.53GHz
x newsha512.times
+ oldsha512.times
+--------------------------------------------------------------------------+
|    x                                            +                        |
|    x                                            +                        |
|    x                                            +                        |
|    x                                            +                        |
|   xx                                            +                        |
|   xxx                 x                         ++ +            +       +|
||___M_A_____|                                |___M___A________|           |
+--------------------------------------------------------------------------+
    N           Min           Max        Median           Avg        Stddev
x  10      4.969046      5.137939      4.978939     4.9927406   0.051195038
+  10      5.358329      5.566339      5.364212     5.3984762   0.073351676
Difference at 95.0% confidence
	0.405736 +/- 0.0594305
	8.12651% +/- 1.19034%
	(Student's t, pooled s = 0.0632511)