Pc blacking out during gaming, force shutdown required.

A Maddison

Honorable
Aug 27, 2012
1
0
10,510
Hi guys, ive read so many forums on this topic but ive tried most and nothing is working,
when playing pc games for a few years now my pc will randomly go black the sound will continue for afew seconds then lag out.

i have stress test it with furmark, heavy load and its never crashes

my temps when stress testing with heavyload are: CPU 44°c
GPU 51°c

ive tried changing the graphics card i currently have nvidia 9600gt
ive changed the power supply for a corsair 450w, to a antec 550w
all drivers are also up to date, ive added more fans in the past.


computer spec's (6-7 years old £2500 at the time)


model: Fujitsu siemens scaleo T

CPU #1 and #2 : pentium 4 660, 3600MHz

Motherboard: Gigabyte GA-8I915PM

1Gb ram

GPU: nvidia 9600gt

PSU: antec25 550W

your help would be much appreciated.