Is it expected to see the difference in the CPU utilization of flash plug-in thread due to display resolution change?? . one of the Flash player plug-in thread CPU utilization is increased when the display resolution change from 8x4 to 10x6 . what exactly happening inside the plug-in when the display resolution changes.
I don't have details on FP is doing internally, but I can say in general, increasing your resolution will cause more pixels to be displayed and manipulated, which in turn requires additional processing power.
For a more detailed explanation, you might want to post over on the ActionScript forum