Here are some really great demo reels.
Ford SHELBY vs CAMARO vs JEEP vs VAZ 2107 vs HELICOPTER
by PANTURAL
This is a fun vehicle race showcasing all of the
*This is one of my favorites . . .
Michael Eves : 3d & Visual Effects Artist Demo Reel 2013
This is a beautiful well rendered 3d environment. Check out his site some very cool work. http://michaeleves.com/
The Third & The Seventh - Architecture Art Across a Photographic Point of View by Alex Roman
Software: 3dsmax, Vray, AfterEffects and Premiere
The Third & The Seventh - Making of by Alex Roman HD: https://www.youtube.com/watch?v=oqyQVxVuRnM
Above Everything Else - Mind Explodingly Realistic CGI by Alex Roman
Software: 3dsmax, Vray, AfterEffects and Premiere