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I suggest you run MemTest86+ to test your memory.
The 0x50 are mainly read errors
Please uninstall everything of AMD using Display Driver Uninstaller and install new drivers from AMD. Be sure to ONLY install the drivers using custom/advanced options.
Invalid system memory was referenced. This cannot be protected by try-except,
it must be protected by a Probe. Typically the address is just plain bad or it
is pointing at freed memory.
Arg1: ffffc0a0c40d8698, memory referenced.
Arg2: 0000000000000000, value 0 = read operation, 1 = write operation.
Arg3: fffff8005ad368fb, If non-zero, the instruction address which referenced the bad memory
Arg4: 0000000000000002, (reserved)
*** WARNING: Unable to verify timestamp for atikmpag.sys
*** ERROR: Module load completed but symbols could not be loaded for atikmpag.sys
2: kd> lmvm atikmpag
start end module name
fffff800`b55a0000 fffff800`b5649000 atikmpag T (no symbols)
Loaded symbol image file: atikmpag.sys
Image path: \SystemRoot\system32\DRIVERS\atikmpag.sys
Image name: atikmpag.sys
Timestamp: Sat Aug 22 03:45:00 2015 (55D7D41C)
Translations: 0000.04b0 0000.04e4 0409.04b0 0409.04e4
Run MemTest86+ to analyse your RAM. MemTest86+ - Test RAM - Windows 10 Forums
MemTest86+ needs to be run for at least 8 passes
for conclusive results. Set it running before you go to bed and leave it overnight. We're looking for zero
errors here. Even a single error will indicate RAM failure.