Did My GTX 1080 Just Die?

EDIT: So I just cleared the CMOS and now something strange is happening. I still get the no signal message on my monitor but my PC seems to repeatedly turn it self off and on every 3 minutes. I can tell because the lights and fans stop spinning for a few seconds and suddenly starts spinning again. (I did not have my graphics card plugged in the entire time, now I'm 100% certain something else is wrong with my PC, not my graphics card)

EDIT2: I found a random comment on reddit saying that his PC kept bootlooping because of a shorted front usb port on his case. I thought no way it's actually my case's fault. Was totally prepared to buy a new mobo/cpu. I unplugged the blue 20pin plug from my case to my motherboard and lo and behold it immediately boots up!!

Now I'm wondering how did those random artifacts appear on my monitor and shut down my pc in the first place. Surely my case couldn't have caused that?? Would it be smart to conclude that both my case front ports dead and my GPU is slowly dying?

I just want to make sure, because I bought most of my parts from Amazon so if any other parts are defective, returning them is quite easy before the 30day return widow passes. I'm happy to keep using my case and leaving the 20pin unplugged since I barely use my front ports, and I'll just bite the bullet and upgrade my GPU.

Monitor Screen Image

Basically I'm running a triple monitor setup when suddenly my left monitor started having artifacts as shown in the image above. My middle and right monitor didn't have any artifacts. I WAS NOT GAMING at the time, just normal web browsing.

Then 10 seconds later, my PC completely shuts down and I can't reboot, all my monitors says no display input found. I see lights and fans spinning on my PC but I can't get any signal on my monitor.

I unplugged my graphics card and plug in my monitors to my motherboard CPU's integrated graphics card. Everything boots fine and I get a display, I plug back in my graphics card and boot again, and my BIOS says it's in recovery mode and rebooted my PC back to normal. Now everything seems to be working fine again.

10 days later the SAME thing happens again, the exact same artifacts on my left monitor, I do the exact same process as above, but this time I don't even get any display signal from my motherboard CPU's integrated graphics card. This really confuses me.

If my graphics card is unplugged and I still can't get any display signal, would that mean my PSU or something else is defective? My entire PC is brand new parts except for my graphics card. I am running an i7 13700k, Z690M motherboard, 850w SFX PSU, 128gb ram, used GTX 1080 from my previous PC.

Comments

  • Have you removed the card and physically reseated it?

    • Yes I have, I've reseated it multiple times and no luck.

      • +1

        Do you have another card you can try? (apart from the inbuilt CPU graphics)

        • Unfortunately I don't at the moment. The thing thats really scratching my head is why did I get a signal before on my inbuilt CPU graphics before to get into recovery mode but now I can't anymore? Wouldn't that surely pinpoint that something else is broken and not my graphics card? My graphics card is not even plugged in right now and I can't get any signal with my HDMI/DP plugged into my motherboard.

          • @tofusana: Try different cable?

            • @oscargamer: Please check my post update. I'm not sure what is wrong now. I think maybe my motherboard or PSU is broken but I don't even know.

  • +1

    my BIOS says it's in recovery mode

    Maybe the onboard gfx was disabled.
    Clear CMOS and see if you get access to the bios again?

    • So I just cleared the CMOS and now something strange is happening. I still get the no signal message on my monitor but my PC seems to repeatedly turn it self off and on every 3 minutes. I can tell because the lights and fans stop spinning for a few seconds and suddenly starts spinning again. (I did not have my graphics card plugged in the entire time, now I'm 100% certain something else is wrong with my PC, not my graphics card)

      • Unplug everything you can (USB, harddrives, only put in one stick of RAM) and start trying to narrow it down. If it doesn't boot with that then you can narrow it down to like the motherboard, possibly the PSU or at a rare circumstance the CPU. If it boots fine like that, add the GPU to see if you get messages, then slowly add bits back in.

      • repeatedly turn it self off and on every 3 minutes.

        Boot loop/failing to post
        Onboard diagnostic LEDs?
        Beep sequence on boot?

        Probably try to troubleshoot with a single screen connected

  • I've had this issue with a laptop that had a discrete gpu.

    In my case it was cracked solder joints - heating and cooling stress coupled with modern lead free solder can cause solder joints to crack.

    I fixed mine by stripping the card back (removing plastic parts etc) and baking it in the oven at 200c for 10 minutes. This will "re-flow" the solder joints and the card should work again.

    Suspend the board on small balls of foil at places that don't have solder joints (I used the corner screw holes since the card had them).

    I know this sounds crazy but it does work.

    If you're going to ditch the card, it's worth a shot.

    • +1

      Valid solution but don't do this in your main, food-cooking oven. The toxic chemicals will go into any food that you cook from then on. Do this in one of those little electric ovens, outside. And never use that oven for cooking food ever again.

    • +1

      This is a very good way to get cancer, hope you did not do this in your food cooking oven.

      • I think that a bit like telling someone who smoked one cigarette "Oh that's how you get cancer - I hope you didn't do that".

        If I was running a repair shop reflowing boards in my kitchen on a regular basis, maybe.. (or smoking daily).

        • The toxic chemicals will go into any food that you cook from then on.

          I wouldn't worry about the fumes so much as the food you contaminate cooking in it afterwards for who knows for how long.

  • +1

    As already suggested, remove everything apart from the boot drive and one stick of ram. If still crap, swap that one ram for another. Report back

    • Hey mate, I think I found the solution to the bootloop after cmos resetting and updated my post. Still unsure what caused those artifacts and my pc to shut down though, my GPU is probably slowly dying I reckon. Do you think it's safe to keep using it until it completely dies? Or will it affect my other pc parts?

      There's no way that my dying GPU caused my front case usb ports to shorten right?

  • This might be a stretch, but do you have a spare power supply you could try? It doesn't need to be physically installed in the case for brief testing.

  • Good result.

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