Sapphire 7750 Fanless card problems

dbr1

Weaksauce
Joined
Feb 1, 2012
Messages
116
Recently bought this card after my old GTX460 failed:
SAPPHIRE Ultimate Radeon HD 7750 1GB .

Cheap, silent, I hardly ever play games.

Works great, except: when I open several live streaming media windows at the same time.

I do that on Sundays when I watch American football, stream about 4 games at once live, each in a small window on my 26 inch monitor at1920x1200.

When I do this, I inevitably have a failure after a period of time. The screen goes dark. I have to power off manually, wait about 15 minutes, and restart.

I am assuming I am overheating, because if I don't wait long enough the display will not come on when I reboot. The weird thing is that in the AMD catalyst performance center, the temperature never shows over 40 degrees, even shortly before it fails.

Other than this circumstance, the system/GPU is quite stable, although I don't ask it to do too much.

Any thoughts? Is the temp info just way off, and would rigging up a GPU fan fix the problem? Is there something else besides overheating to explain this? Should I run some kind of software 'stress test' to see if it replicates the problem? Am I just asking too much from the card and need to upgrade?
 
You may want to use a program like CPU-Z to see all the temperature readings on the card. Maybe the VRMs are overheating.

Alternatively, the card may be overheating the rest of your computer. Do you have good ventilation in your cse?
 
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