This post is self-explanatory and a picture worths more than a thousand words sometimes. So, here we go:-http://forums.dpreview.com/forums/readflat.asp?forum=1036&message=39288778I am afraid that I have to agree with the OP that the ISO 6400 picture of the 5N is very close to that ISO 3200 picture of the K-5, for both the amount of visible noise and also for the amount of image details that are
