Whilst this is probably not the cause for BSOD it should help PT performance once you are up & running.
Download and install the plugin updater file from here;
http://avid.custkb.com/avid/app/self...p?DocId=362895
Click on view Available Downloads.
In Pro Tools go to Setup>Playback Engine and set processors to one less than you have currently set & select CPU limit to 95%. If necessary keep decreasing processors x1 increment at a time checking after each change. Set Cache level to 2.
If you have any incompatible plugins your performance
will go down. The plugin updater file should take care of most but you may want to check plugin compatibility list;
http://avid.custkb.com/avid/app/self...p?DocId=343311