How to Install and Configure a Dedicated PhysX Video Card Review
Posted on by Thomas De Maesschalck
Learn how to repurpose an old NVIDIA-based video card to be used as a dedicated PhysX processor in order to improve the experience inside games based on this technology.
Here is a snippet: "When you buy a new video card that is different from your current video card, usually you have two options: sell the old video card or leave it collecting dust inside a closet. If your old video card uses an NVIDIA graphics processor, a third option is available: install and configure it as a dedicated PhysX processor. Let's see how this is done."
Link: Hardwaresecrets