http://www.lensoftruth.com/head2head/verdictscreen-shot-comparison/head2head-crysis-2-retail-screenshot-comparison/
the sites acting a little funny today but if your lucky enough to get it to work you'll see how much better the ps3 retails version looks, then the ps3 demo.
Feel sorry for all the svckers who canceled that pre-order Lol
EDIT: OMG i started a WAR! LOL
ps. im not a fanboy i have a 360 and im getting crysis2 for it...but only because i don't have a ps3