GTX980 + Core i7 -6700K @ 4.00GHz + ubuntu 16.04 chainer
alexnet Average Forward: 51.7668122186 ms Average Backward: 122.44968462 ms Average Total: 174.216496838 ms
googlenet Average Forward: 234.798005846 ms Average Backward: 479.252002107 ms Average Total: 714.050007953 ms
vgga Average Forward: 255.930323283 ms Average Backward: 569.637250794 ms Average Total: 825.567574077 ms
overfeat Average Forward: 195.530485365 ms Average Backward: 429.799383375 ms Average Total: 625.329868741 ms