PC Crashing while gaming and system rating

Jmusart

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Jun 5, 2014
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Hi,
This is my first time on this forum, so if this is in the wrong "category" please move it.
I've found that this is a great community so I was hoping in some help from you guys. (I know many people say this, but english is not my first language so please bare with me).

I've bought a pc about 6 months ago. Custom made. Everything worked properly, no framerate drops whatsoever, could handle arma 3 and similar games on high settings with no problems at all. But recently (3 weeks ago) my pc started crashing for no reason. It would turn off the monitor and the gpu fans would run at 100% speed, as if it was 90 deg C (reaching just 65 deg In-Game and about 38 on idle). It crashes on every game. I tried running System Rating but that causes a crash too.

Checked the temps, everything was fine.

I've tried many things I've found on this forum, and none of them worked.
- I did a clean install of the OS
- I've tried multiple drivers for my graphics card (clean install after removing everything in safe mode with driversweeper)
- changed the thermal paste on both the CPU and the GPU. I'm keeping my case open right now (cleaned every single bit of dust, and reassembled my pc so I could reseat everything) so I don't think it's a thermal issue (I also tried to put an actual fan pointing directly at the GPU while the case was open).

Hope you guys can help me. I wish I don't have to buy another Gpu so please, if there's anything you think could be the problem, let me know.

Here are my Specs:
Intel® Core™ i7-4770K Processor (up to 3.90 GHz)
Ram DDR3 2133Mhz 8 GB (4+4)
NVIDIA GeForce GTX 650 Ti Boost Gigabyte (2GB)
Motherboard Asus Z87M-PLUS
PSU Corsair CX750 750W

If there's anything else you need to figure out what's causing the issue, let me know and I'll post it as soon as possible.

Looking forward for an answer,

Thanks in advance :)


Update: I forgot to mention that I also tried to use WhoCrashed which found that the culprit was "nvlddmkm.sys " which was causing issues
 
Solution
Ok guys, I've managed to get rid of the problem. I fixed the case fans and changed the Psu/GPU cable, that did the trick. thanks for your help :)

TheProMaster

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Jun 4, 2014
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Here are some general steps :

1. Try deleting all your gpu drivers , do a CCleaner on the registry and reupdate with all new drivers.

2. Could be a sudden hiccup on your gpu end , check the fans on the card itself , this could happen and therefore making the card faulty.

3. Try and check your temperature sensors on your computer , maybe try replacing them , or see if anything is wrong.

5. Check how hot your gpu really is by carefully putting your hand above the gpu and feel the hot air.

Hope this helps...
 

Jmusart

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Jun 5, 2014
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1. Alredy tried, no change at all
2. Everything seems to be ok, checked it a couple of times
3. I'll need to check those, didn't actually think about it
4: I've already done this, it's not really hot, it seems like it could be just above 60 degrees Celsius In-game

Thanks for your quick answer :)

 
From the sounds of things, video card is bad. Maybe the power supply. At the outside, motherboard.

If you can, try the video card in another system or a similar card power wise in yours. Reset the BIOS and try running on one one RAM stick at a time if you have more than one. Try re-installing Windows fully and check things again.

After that, you need to try a new video card, then power supply.

 

Jmusart

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Jun 5, 2014
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I haven't got the chance to try my gpu on another build nor to swap it for another one.
I installed windows again after reformatting about 3-4 days ago but that didn't do the trick ..
also, tried booting with one RAM stick, then the other one. No change at all.
Is there anything else I could try?
thanks
 


Nothing else aside from testing the video card and power supply. That is the primary thing to try.
 


That won't tell him if the video card is good or not, nor the power supply. The power supply may run fine just powering the onboard video.
 


The PSU wouldn't be crashing games, would it? It'd be shutting the whole PC down. Assuming we have no reason to blame the PSU, removing the 650 TI would be a practical way to test the GPU.
 


How will removing the video card test it? The only thing that removing the card will do is show that the onboard video is working. To test the card you need to either try it in a known good system or try another card in that system. The power supply can be crashing the system by having issues supplying the video card with enough power or stable power. Just because the system does not turn off fully does not mean the power supply is fully operational.
 


If the problem goes away after removing the video card, then the video card is most likely at fault. Barring a defective PCI-E slot, which is very unlikely.

Though the second point you raised is an issue, admittedly.
 

Jmusart

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Jun 5, 2014
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Sorry, I've been really busy lately, I've got some exams coming and I just didn't have a chance to answer. After testing the rig the issue still seems to be caused by the Gpu, which I'll need to ship out in a few days. Guess I'll let you know if replacing the Gpu fixes the problem.

Thank you for your replies guys
 

Jmusart

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Jun 5, 2014
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Ok guys, I've managed to get rid of the problem. I fixed the case fans and changed the Psu/GPU cable, that did the trick. thanks for your help :)
 
Solution