MPFR:

real	0m12.637s
user	0m11.931s
sys	0m0.705s

PRO Round 1:

real	0m6.248s
user	0m6.023s
sys	0m0.224s

Uninstrumented:

real	0m0.506s
user	0m0.443s
sys	0m0.063s

DD:

real	0m4.313s
user	0m4.245s
sys	0m0.068s

QD:

real	0m4.125s
user	0m3.835s
sys	0m0.289s