Unless you make changes to the Render settings, and then save that as part of your Preferred Launch scene, the default render settings will be available to you every time you launch Poser.

Super fly uses the Nvidia Video card, but has other difficulties.

The Video card is only used for rendering via Superfly. Here is a nice webinar you may find helpful...
http://my.smithmicro.com/poser-webinars.html

;>

Andy!