Register and download at joinsection8.com (http://www.joinsection8.com/)
Unfortunately no GPU PhysX inspite of using Unreal Engine 3.
Results on my rig:
640x480 performance=1 154/7/447 fps
1680x1050 performance=5 74/11/207 fps
(http://img5.imagebanana.com/img/qcrb7l1g/thumb/S8Game01.jpg) (http://img5.imagebanana.com/view/qcrb7l1g/S8Game01.jpg)