Computer crash in assassin's creed unity

[Binaryname]

My pc shuts down instantly with all components when i am half way through loading assassin's creed unity. It doesn't happen with any other game. I have an i7-4820k 16gb ddr3 ram the game is on a 2 tb hdd and my windows 10 is on a 500 gb ssd. I also have another 1 tb hdd. My gpu is an evga 980 ti sc+ psu is a Genuine Dell W299G 875w my motherboard and my case is an alienware aurora r4

 

[Tolis_GR]

Commonly, uninstall the game and let it reinstall, assuming it's a genuine copy of course.

 

[Binaryname]

It is a Genuine copy. And I have reinstalled it countless times. Still doesn't work...