cocos2d number of frames in a notebook

I have a problem is encountered in the development of my coco works on a desktop is normal 60 fps, but in my notebook turned into a 40, this is how it happened, not the problem of poor configuration, the large notebook to play 3D are over 60, and even the establishment of new coco works also 40, is set to 60 as is shown after 40, and desktop configuration xp, i3, gt650m, 4G, notebook configuration win7, i5, gt650m , 4g
Reply:
I also ~ ~ ~ but I was in the general case, the notebook is to use the i5 gpu's
I do not know if you are not also the case ~ ~
Remember to mark your first treatment results posted to the time to look at how you deal with ~
Reply:
Simulator frames untrustworthy, or placed on a real machine measurement will know, the simulator can run, I really have not run the machine often