http://www.photoradar.com/reviews/product/pentax-k-5-review?page=0%2C3&t=1290685059
Click on the ISO crops and you will get the original full pictures.
Well, all the sample pictures are not going to impress me for their Image Quality. Instead, what has impressed me, yet once again, is the image softness, altogether with blur and purple fringing, even for those base ISO images. Too bad.. :-(
For all other previous K-5 reviews that I have reported, see here:-
http://ricehigh.blogspot.com/search?q=K-5+Review