New Graphics Card Randomly freezing my PC

Bosox5

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Jan 1, 2013
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Hi guys I recently bought a new Asus AMD Radeion HD 7750 Graphics Card with 1GB DDR5 (http://www.asus.com/Graphics_Cards/HD7750DCSL1GD5/) for my Dell Inspiron 560 Desktop. Everything worked fine during setup and the computer downloaded all the drivers successfully. The computer performs well with the card, however, after anywhere from me playing games for 15 minutes to a couple hours the computer freezes and starts playing the last sound I heard over and over again. It doesn't go to black screen but stays at the screen I was looking at before it froze. Is this due to the Graphics Card overheating, not enough power to supply the card, or something else?
 
Make sure you have the latest available drivers from AMD cleanly installed.

Updated Drivers from AMD

Are you using any tweak software for the GPU?

Do you have software that can monitor the GPU's temperature and log it to a text file? There are many choices. Asus' own GPU Tweak is one, MSI's Afterburner, and others out there as well. This is something you can then refer to after a crash. Have you stressed the card with the case lid open? This graphics card doesn't require any additional power beyond the 75W supplied to it directly from the motherboard. This Dell Inspiron 560 appears to be equipped with a 300W power supply.

If a graphics card does overheat and cause a system crash, one result can definitely be hearing the last sound repeated x infinity.

I'd also make sure all the drivers are up to date as well. If Dell doesn't provide an update, it's probably still out there from the manufacturer of the individual components.
 

Bosox5

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Jan 1, 2013
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Yeah I did try to tweak it using GPU Tweak that the disc downloaded. I thought maybe turning down the graphics a bit would stop the freezing, but it didn't seem to work. I'll try turning the graphics down all the way and test it out then. And I did test out if it was overheating by using CPUID and Prime95 Torture Test and my computer did not crash during the test. And I'm also checking the drivers right now.
 


This confirms the CPU receives adequate cooling, but does not reflect at all on the passive cooling currently supplied to the graphics card. Step 1 is having all the latest drivers for everything. I'd keep the graphics card at its stock settings and play games or graphics benchmarks with the case lid wide open. If it stays cool and runs well, it indicates you just need to increase the airflow into the case with more outside air, and/or increase the outflow of hot air from the case.

This can be achieved numerous ways. There are fans that will sit in an expansion slot and pull hot air from the graphics card and dump it out the back of the case. There are goose neck fans you can point directly onto the graphics card itself (though this assumes you already have decent outside air flowing into the case and its just not reaching a trouble spot).

Edit: Two examples of the types of fans, from newegg:

Goose neck

Expansion slot

It might be fun for you to find an inexpensive, well designed case that comes with plenty of fans, and airflow, and just swap all the components over to it. The price of a couple new fans gets pretty close to the cost of a new case, so it is something to consider, after you've determined that lack of air is the culprit, of course.
 
If you have any household fan - open side panel and direct this fan inside and run your most demanding game and see, if nothing happened - this is temperature related. This is the easiest way to single out cooling.

Edit: I just realized that you have fanless card in very badly ventilated case, it is overheat most likely. Can you return this card for something with fan?
 

Bosox5

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Jan 1, 2013
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No I think its too late to return the card :( If I just keep the side of the case open will this fix the problem for now?
 


Try to find household fan to test my theory.

If it work - how good you are with drill? Do you have one?
 

Bosox5

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Jan 1, 2013
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Yeah I have a drill. Why what do you need me to do?
 
First test overheat theory by opening side panel, if you have any fan to point inside do it - and play the game, if no crash - you have overheat problem. If it crashed anyway, it is something else.

If it is overheat, you would have to improvise and make holes on the side panel, and maybe install 120mm fan!

But first check for overheat.