Windows 7 64 bit BoSD

[Kharta]

Hello, everyone i had couple of Blue screen physical memory dumps and i downloaded Blue Screen Viewer said it was ntoskrnl.exe+ede40 causing it :/ I got my motherboard replaced and its still happening also while i'm in game sometimes i get horizontal flickering stripes. Need help asap.
My specs are: Intel i5-3450 3.10GHz 3.50GHz I never overclocked it
Nvidia Geforce 560 ti
2 x 4gb ram

 

[Kharta]

I uploaded the latest minidump folder https://www.sendspace.com/file/lqtdwt . I get a lot of Chrome has stopped working with the only option being reload and after that it works