MPFR:

real	0m18.811s
user	0m16.878s
sys	0m1.932s

PRO Round 1:

real	0m9.839s
user	0m9.593s
sys	0m0.245s

Uninstrumented:

real	0m4.010s
user	0m3.999s
sys	0m0.011s

DD:

real	0m7.001s
user	0m6.992s
sys	0m0.009s

QD:

real	0m7.887s
user	0m7.571s
sys	0m0.315s