Not an architectural rendering in the classical sense. A 3D-Illustration for Struwe & Partner, Düsseldorf, loosely based on the look of the Blue Fin Seafood Restaurant in New York. The costs for photographs of venues like the Blue Fin can escalate very quickly because from architects to designers, there can be a lot of people who would like to profit from the use of these images. Which is why the use of 3D-images can be appealing financially. While it was rather unusual at the time, this approach is very common today.
Cgsociety ran an article in 2014, stating that over 75% of all images in an Ikea catalogue are rendered images