A8-7670K/DDR3-1600
(none)
    7m44.94s real     3m36.71s user     0m33.25s system
(-j3)
    2m46.77s real     4m11.35s user     1m09.40s system
(-j5)
    2m03.96s real     4m29.77s user     1m13.21s system

A8-7670K/DDR3-1333
(none)
    7m25.72s real     3m24.55s user     0m26.90s system
(-j3)
    2m32.16s real     3m51.47s user     0m50.22s system
(-j5)
    1m46.09s real     4m07.80s user     0m53.72s system

A8-7670K@3.1GHz/DDR3-1600
(none)
    8m56.64s real     4m16.02s user     0m36.12s system
(-j3)
    3m04.89s real     4m51.48s user     1m12.01s system
(-j5)
    2m16.94s real     5m12.03s user     1m18.51s system

A8-7670K@3.1GHz/DDR3-1333
(none)
    8m27.89s real     4m02.60s user     0m28.94s system
(-j3)
    2m50.16s real     4m30.86s user     0m55.55s system
(-j5)
    2m09.29s real     4m48.49s user     1m00.18s system

A8-7670K/DDR3-1600/2core
(none)
    7m39.93s real     3m29.96s user     0m26.74s system
(-j3)
    3m29.96s real     4m11.63s user     0m33.15s system
(-j5)
    3m09.29s real     4m14.46s user     0m33.15s system

A8-7670K/DDR3-1333/2core
(none)
    7m06.61s real     3m16.58s user     0m21.95s system
(-j3)
    3m05.12s real     3m52.10s user     0m26.34s system
(-j5)
    2m48.57s real     3m54.97s user     0m26.41s system