Mabe you must try Cycles inside Blender ;) (all free)
Even Blender can be a nightmare for you for modeling
Just use the part render ;)

by TheMonster
http://www.youtube.com/watch?v=12njO5FAYKk&feature=player_embedded

By Justin Michael Howell
Modeled completely in Blender and rendered with “Cycles”. Render time is around 1hr 30m on an Nvidia GTX 465 (2048 samples).
Post work (color correction, hotpixel removal, etc.) done in the GIMP.