Out of the blue today GPU at 84°C IDLE

Neaxfus

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Dec 7, 2014
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Hello I decided to post here since I am really desperate to find a solution. I have an old computer with an i5 750 and an ATI (AMD) HD5870 but still I am getting kinda good temps and I can play most of the new games good. I noticed that today my pc was struggling like hell. I realized something was wrong when I saw the cursor going in slow mo where it needed to go and when I tried to minimize windows.. I could see the animation in slow motion.. So I thought something was really going wrong and I open Speccy.. Everything was normal for my system apart from the GPU. The GPU was at 82 - 84°C while running nothing!! I didn't have any program or game opened apart from Speccy.. I did multiple restarts but same results.. My PC is struggling even to move the cursor and the gpu is steady at around 84°C. (80°C ~ 84°C). I booted up on BIOS with my sidepanel off and the gpu was burning like hell, I haven't ever touched a that hot pc compartment in my life. I don't know if it's gonna help but I recently got infected by a bitcoin miner where I can't get it off my system but it only affects my CPU. It's camouflaged as a process (svchost) but I end it from task manager. I have this a couple of days and today only I am expierencing this problem with gpu while I planning today to do a format so I can get rid of the miner and also have a fresh install of Windows. Please help, I can provide dxdiag if needed.. At the moment I am sitting on my laptop, I am afraid of turning on my desktop
 
Solution

Stix zadinia

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Nov 11, 2013
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The GPU is getting old, basically when AMD GPUs have insufficient power delivery or they're running far too hot they tank, and thats why everything seems so slow and unresponsive.

If you aren't prepared to upgrade the GPU I'd suggest buying some thermal grease, taking the heat-sink off of the GPU and re applying it (be very careful GPUs are about as strong as glass and they will fracture if you mistreat them, you also only need a VERY tiny amount of thermal compound, this is not an LGA2011 chip) and clean any dust out from the heatsink itself,.

However if you are willing to upgrade that's another can of worms. I'd really suggest a GTX 970 at the moment, AMD doesn't really have much to offer at this point in time, assuming you want to spend around $300 on a GPU.
 
Solution

Neaxfus

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Dec 7, 2014
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First of all thank you for reading this and responding that fast. My concern about an upgrade is that my mobo is dated aswell. It has PCI 2 not 3. Do you think I might expierence any problems with any newer gpu? From what I've seen 970series are pci3 only.
 

Stix zadinia

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Nov 11, 2013
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Not at all mate, I'm running an R9 290X on a PCI-E Gen 2 16X lane, and its' not bottle-necked at all, not even close in-fact. AMD did some testing with R9 290X crossfire they found there was no performance loss going as back as far an a PCI-E 2.0 4X lane (don't quote but it was a very low gen 2 lane) so you'll be more than fine. Just check that your PSU will have the correct wattage and amperage.
 

Neaxfus

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Dec 7, 2014
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Alright sounds good. I am gonna get a new gpu then, around christmas hoping for a good offer. But for now I will apply thermal compound as you mentioned earlier. Thank you again for being helpful and that informative.
 

Neaxfus

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Dec 7, 2014
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Well, I haven't seen the load/usage on my GPU while is high temp but it was reaching the same high temperature while I was inside BIOS.