I am running PP on a MacBook Pro with the i7 processor. I have edited and exported a ton of videos with no problems- most of them include projects from After Effects as well.
Video's are shot using a 7d,5dmk2, and contour camera.
I am mixing some 24p and 60p footage- but interpreting properly and haven't had issues before.
I am using the following plug-ins:
This edit is the first time I have used Twixtor
I am now working on another video and now running into major issues on export. On export of this video it is so choppy I can't watch it. The export is in h.264. I have tried exporting as Vimeo HD and Youtube widscreen HD. It plays perfect on my machine in Premiere Pro prior to export.