PC shutting down for no reason at times

gus2427

Reputable
Nov 22, 2015
1
0
4,510
why is my PC shutting off when i play a game for a while on high graphics, but when its on low then it plays fine?
here is my parts:

CORSAIR CX series CX500 500W ATX12V v2.3 80 PLUS BRONZE Certified Active PFC Power Supply

G.SKILL Ripjaws X Series 8GB 240-Pin DDR3 SDRAM DDR3 1333 (PC3 10666) Desktop Memory Model F3-10666CL9S-8GBXL

SAPPHIRE Radeon R9 270X DirectX 11.2 100364-4GL 4GB 256-Bit GDDR5 PCI Express 3.0 x16 Video Card (Dual-X Edition)

ASRock Z77 Extreme4 LGA 1155 Intel Z77 HDMI SATA 6Gb/s USB 3.0 ATX Intel Motherboard

Intel Core i7-3770K Quad-Core Processor 3.5 GHz 8 MB Cache LGA 1155 - BX80637I73770K

it is located in the corner of a room