hw.model: Intel(R) Xeon(R) CPU           X3440  @ 2.53GHz
x newsha256.times
+ oldsha256.times
+--------------------------------------------------------------------------+
| x                                                               +        |
| x                                                               +        |
| x                                                               +        |
| x                                                               +        |
| x                                                               +        |
| x                                                               +        |
| x x xx                                                          +   ++  +|
||MA_|                                                           |M_A__|   |
+--------------------------------------------------------------------------+
    N           Min           Max        Median           Avg        Stddev
x  10      7.644517      7.714738      7.650541     7.6637289    0.02608097
+  10       8.48743      8.597189      8.493503     8.5136307   0.038990917
Difference at 95.0% confidence
	0.849902 +/- 0.0311665
	11.0899% +/- 0.406675%
	(Student's t, pooled s = 0.0331701)