Damn, sorry forgot about the verifier. If after completing the above nothing is found try running the Verifier. If the machine bsod's constantly on start up after starting the verifier then use Safe mode to boot into windows and turn the verifier off. Send in the dump files..
http://www.reviversoft.com/blog/2013/09/using-driver-verifier-to-fix-a-blue-screen-of-death/
http://www.reviversoft.com/blog/2013/09/using-driver-verifier-to-fix-a-blue-screen-of-death/