Copyright by William Lloyd Bircher 2010 - The Laboratory for ...

Table 7.6: SYSmark 2007 Power and Performance Impact of PPPP
Predictive
(PPPP)
E-Learning Productivity
141
Reactive
(Vista)
Predictive
(PPPP)
Reactive
(Vista)
Power (W) 16.6 18.2 14.3 15.1
Power Savings 8.3% 5.3%
Delay (sec) 924 963 585 607
Speedup 4.2% 3.7%
Energy (KJ) 15.4 17.5 8.4 9.2
Energy x Delay(KJs) 14.2×10 3 16.9×10 3 4.9×10 3 5.6×10 3
Energy x Delay(KJs 2 ) 13.2×10 6 16.2×10 6 2.9×10 6 3.4×10 6
Energy Savings 12.3% 8.7%
Video Creation 3D
Predictive
(PPPP)
Reactive
(Vista)
Predictive
(PPPP)
Reactive
(Vista)
Power (W) 18.6 19.5 25.9 26.6
Power Savings 4.7% 2.9%
Delay (sec) 1129 1172 548 568
Speedup 3.8% 3.6%
Energy (KJ) 20.9 22.8 14.2 15.1
Energy x Delay(KJs) 23.6×10 3 26.7×10 3 7.8×10 3 8.6×10 3
Energy x Delay(KJs 2 ) 26.7×10 6 31.3×10 6 4.3×10 6 4.9×10 6
Energy Savings 8.2% 6.3%