Here's a comparison between render target(?)and final version of the trailer:
http://www.gametrailers.com/video/trailer-comparison-the-last/51780
I don't think it was ever a "target render". I hate these buzz words. This is why the "internet community" for videogames is both a blessing and a curse. It gives us tons of information, but at the same time, it is FILLED with idiots frothing at the mouths waiting for each and every opportunity to use buzz words. I really dislike "media outlets".
To be clear, I'm talking about gametrailers, not you