Pc keep crashing dont know why

[weksz]

hi guys i currently have a pc that keep crashing all the time whenever i play any game but its always fine when not playing game the thing with this is the pc havent even reach half year of age and i bought it brand new,when the pc crash the screen either goes all black or green with strips all over it any idea whats the problem here ?
here is the spec
gigabyte 970a-d3
8gb ram gskill
500 gb hdd seagate
650w psu widetech
6770 gigabyte radeon
i am using 24 inch lg monitor
24x dvd burner lg

can anyone pls help me with this one?

 

[Brett928S2]

Hi

Its overheating...test your temps...

All the best Brett