Noticeable difference

I haven’t had much time to test things out, but i managed to put together an ultra simple example on how 9.0.47 and 9.0.60.120 perform differently. This is the original image i’ve used to setup things:

Here is the difference in rendering between Flash Player versions (image):

I have no way to tell if it is the cause of the singularities i talked about in my previous posts (vertical bar / mid-height correct), nevertheless they perform differently.
Anyone can confirm me this behavior?

Demo (swf):

Sources