Question computer blacks out

[Blastt.]

when I try launching Star citizens or world of tanks NA My monitors go blank and the LED light to indicate it has lost connection with the graphics card blinks, After 10secs my pc reboots automatically and comes back to the enter password screen, I try again and same problem I even done Dell support assist it did not help one bit. my computer is Alien ware Area 51 R2,

my specs are


Windows 10 Home 64-bit

Intel Core i7 5820K @ 3.30GHz

16.0GB 1066MHz

8192MB ATI Radeon RX 470 Graphics (Sapphire)


119GB SAMSUNG SSD PM871 2.5 7mm 128GB (SATA (SSD))
1863GB TOSHIBA DT01ACA200 (SATA )

 

[hang-the-9]

Does this happen with any game or specifically only those 2? What have you tried so far? Try a clean Windows setup? Different power supply or video card?