Not sure I want to try it on my work box. In this project it doesn't matter because the 3D element was very small, but like I did today where I was doing an image sequence and one was using the GPU and the other wasn't, will I get matching results? I would imagine no.
Rick Emery
www.rickemery.com
From: rendernyc <rendernyc@gmail.com>
To: After Effects Mail List <AE-List@media-motion.tv>
Sent: Wednesday, February 20, 2013 6:00 PM
Subject: Re: [AE] Background render script and 3d in cs6
you can attempt GPU BG renderers but doing the following adjustment
http://www.loopoutcontinue.com/2012/05/faster-raytracing-in-cs6-while-rendering-in-the-background-ymmv/
id be wary of doing more than 1 BG render but you can try