Seriously I am bit a at loss of a proper headline, same as to search the forum for similar posts, hence apologies if this a redundancy and in such case thus would appreciate to be pointed to the respective post.
Else have been wondering whether this is a bug or something in the setting, though I tried different styles and perspectives and view port angels, but no avail.
This happened already in SU 2013/2014 and is now still present in SU 2015 (64bit). GPU is GTX880M with 8GB DDR 5 on WIN 7 64bit.
further zoom in and more back faces appear