測試了一下

Core i7 920
GTX 480
Win Vista 64

<相同設定部分>
Res: 1920 x 1200
MSAA: on
realtime: very high
post effect: on
Enable PhysX and CUDA Hardware Acceleration: checked

<Result>
PhysX: Min 31 AVG 77 Max 120
CUDA : Min 23 AVG 23 Max 26

參考看看吧~~~