hw.model: Intel(R) Xeon(R) CPU D-1540 @ 2.00GHz
x newsha512.times
+ oldsha512.times
+--------------------------------------------------------------------------+
|x                                                                     +   |
|x                                                                     +   |
|x                                                                     +   |
|x                                                                     +   |
|x                                                                     +   |
|x                                                                     +   |
|x                                                                     +   |
|xx                                                                    +   |
|xx                                                                    +   |
|xx                                                                    +   |
|xx                                                                    ++  |
|xx                                                                    +++ |
|xx                                                                   +++++|
|A|                                                                   |A|  |
+--------------------------------------------------------------------------+
    N           Min           Max        Median           Avg        Stddev
x  20      4.590216      4.612088      4.595823     4.5970461  0.0060322934
+  20      5.693201      5.750785      5.706401     5.7090457   0.014044091
Difference at 95.0% confidence
	1.112 +/- 0.0069176
	24.1894% +/- 0.150479%
	(Student's t, pooled s = 0.010808)