Only 17 Windows updates installed ensure that you haveALL Windows Updates. Most Windows 8.1 system have around 55 or more updates onaverage). Please also install the windows 8.1 update 1. (KB 2919355 ). This Windows 8.1 Update and Windows RT 8.1Update also include security and performance updates, and they must beinstalled for your PC to receive any future security updates for Windows 8.1 or Windows RT 8.1.
Both your dumpfiles blames Probably caused by : bwcW8x64.sys ( bwcW8x64+37f0 )
This is Killer Bandwidth Control Filter Driver related or part of your Killer e2200 Gigabit Ethernet Controller (NDIS 6.30)