hw.model: Intel(R) Xeon(R) CPU E3-1275 v5 @ 3.60GHz
x newsha256.times
+ oldsha256.times
+--------------------------------------------------------------------------+
|x                                                                        +|
|x                                                                        +|
|x                                                                        +|
|x                                                                        +|
|x                                                                        +|
|x                                                                        +|
|x                                                                       ++|
|x                                                                       ++|
|A                                                                       |A|
+--------------------------------------------------------------------------+
    N           Min           Max        Median           Avg        Stddev
x  10      3.818721      3.821065     3.8203055     3.8200073 0.00087116207
+  10      4.618753      4.628291      4.626645     4.6255496  0.0036469429
Difference at 95.0% confidence
	0.805542 +/- 0.00249118
	21.0875% +/- 0.065214%
	(Student's t, pooled s = 0.00265133)