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Please follow below instructions and let me know how it goes.
Please uninstall everything of AMD using Display Driver Uninstaller and install new drivers from AMD. Be sure to install as less as possible software using custom/advanced options, you can use this tutorial for the installation part AMD Graphics Drivers - Install Without Catalyst Install Manager - Windows 7 Help Forums
0: kd> lmvm atikmdag
Browse full module list
start end module name
fffff801`5a790000 fffff801`5bed7000 atikmdag T (no symbols)
Loaded symbol image file: atikmdag.sys
Image path: \SystemRoot\system32\DRIVERS\atikmdag.sys
Image name: atikmdag.sys
Browse all global symbols functions data
Timestamp: Mon Nov 30 05:09:55 2015 (565BCC13)
Translations: 0000.04b0 0000.04e4 0409.04b0 0409.04e4
Please fill in your system specs
Please follow this tutorial
and download the tool. The tool will give you detailed information about your system specs, please fill in your system specs more completely including PSU, cooling and other used stuff like mouse, keyboard, monitor, case, etc.
The PSU, cooling and other stuff are NOT mentioned in the tool.
How to fill in your system specs: