MPFR:

real	1m25.678s
user	1m16.235s
sys	0m9.361s

PRO Round 1:

real	0m37.049s
user	0m35.889s
sys	0m1.158s

Uninstrumented:

real	0m0.905s
user	0m0.884s
sys	0m0.021s

DD:

real	0m23.124s
user	0m23.108s
sys	0m0.014s

QD:

real	0m23.216s
user	0m21.491s
sys	0m1.723s