Its certainly not the very best but its OK and plays games well.
Motherboard: LGA1155 Intel 67,DMI 5.0GT/s, DDR3 1333,1xPCIExx16,GbLAN,6ch,USB3.0,ATX
Processor: Intel i7-2600K Core i7 Processor,3.4GHz,LGA1155,Quad Core, 8Threads,8MBCache,IntelTurbo Boost Technology,Integrated Graphics...
The same thing has been happening to hubby's gaming PC.
Only just 2 years old
High end games that he was previously able to play would just shut down and the pc would of course restart.
It would only shut down on playing specific games.
Did all the driver updates etc etc, bought a new video...