hw.model: Intel(R) Xeon(R) CPU           E5504  @ 2.00GHz
x newsha256.times
+ oldsha256.times
+--------------------------------------------------------------------------+
|                                                                      +   |
|                                                                      +   |
|  x                                                                   +   |
|  xxx                                                                +++  |
|xxxxxx                                                               +++ +|
| |_A|                                                                |A|  |
+--------------------------------------------------------------------------+
    N           Min           Max        Median           Avg        Stddev
x  10     12.169804     12.272557     12.224894     12.224289   0.029174765
+  10     13.586958     13.664588     13.605692     13.610545   0.022103005
Difference at 95.0% confidence
	1.38626 +/- 0.0243182
	11.3402% +/- 0.198933%
	(Student's t, pooled s = 0.0258816)