UE4 crashing on launch

Hello, good evening

When I want to run Unreal Engine 4.3.0 here is the error I have:

Here is my pc confing :

Why its done this to me?

PS: Sorry for my bad english I met him with google translation

Thanx you.

Hi Saug,

I believe your computer is under our minimum recommended specifications. You should be able to see that here: