This is the K-x test, full size original test images can be downloaded:-
http://www.focus-numerique.com/test-103/pentax-k-x-test-bruit-electronique-12.html
(or view in English by Google Translate here)
(ISO 200 to 12800)
And, we can see also the K-7 test. Here it is:-
http://www.focus-numerique.com/test-91/pentax-k-7-test-bruit-electronique-12.html
(or view in English by Google Translate here)
(ISO 100 to 6400)
Okay, I won't comment further this time. I blog, you measurebate and decide!