Latest dump indicates a couple problems:
This belongs to your Nvidia driver. The dxdiag output shows you have two NVIDIA GeForce GTX 980 cards. If so, are you running in SLI mode? If you are try disabling SLI and see what happens.
fffff801`0891b220 fffff800`9e128240Unable to load image \SystemRoot\system32\DRIVERS\nvlddmkm.sys, Win32 error 0n2
*** WARNING: Unable to verify timestamp for nvlddmkm.sys
*** ERROR: Module load completed but symbols could not be loaded for nvlddmkm.sys
This belongs to AVG anti-virus. Please uninstall AVG and run with the built-in Windows Defender and Windwos Firewall for awhile, see if that helps.
fffff801`0891a580 fffff800`9b053210Unable to load image \SystemRoot\system32\DRIVERS\avgwfpa.sys, Win32 error 0n2
*** WARNING: Unable to verify timestamp for avgwfpa.sys
*** ERROR: Module load completed but symbols could not be loaded for avgwfpa.sys