Bought a used GTX 970, damaged my new computer!

kisara

Honorable
Jun 13, 2016
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10,520
Hi everyone,

I recently bought a used Gigabyte GTX 970 Mini for my boyfriend's new build, and that's when the problems began.  System was very unstable and crashing in newer games, etc.  I recall the seller mentioned it crashed in Overwatch which is why he upgraded to GTX 1070 and sold this one, but I didn't think much of it at the time.  

Eventually I RMA'ed the card and bought a MSI R9 390X.  But I still have problems :

- PC shuts down immediately after power button is pressed
- sometimes error message during Windows 10 install, requiring a reinstallation
- odd errors and such while in Windows (this one seems to be ok for now after installing latest Windows 10 many times)
- crashes when running newer games on ultra settings
- apps occasionally freeze (taking very long to respond)
- stalls during windows update
- the i5-6600K CPU can no longer overclock to 4.5Ghz like when it was using onboard video before installing the GTX 970, now can only do 4.2Ghz stable on the R9 390X
- this R9 390X video card runs very warm, I can feel the heat coming out of case (even the front and sides, and even when all fans incl GPU are at max)


What is wrong with this computer?  Power supply?  Motherboard? 

Current system specs :

Intel Core i5-6600K @ 4.2Ghz w/ Noctua NH-D15S CPU Cooler
ASRock Z170 Pro4S
Avexir Core Series 16GB (2 x 8GB) DDR4 2400 @ 2400Mhz
MSI R9 390X Gaming 8G
EVGA SuperNOVA 750W G2 PSU
ADATA Premier SP550 480GB
Fractal Design Define R5 ATX Mid Tower Window Case w/ 3 x 140mm fans

 

plastichairball

Distinguished
Aug 17, 2010
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18,810
Well, it could be one of many things:

1) Some cables were dislodged when removing and installing cards. It does happen and is worth checking.
2) If the card is running warm, perhaps it's causing the CPU to down clock due to heat? What temps is it running at?
3) I'd run Seatools on your OS drive. Always worth checking when you get such instability.

I'd encourage you to post temps of your system here as well temps of various components.
 

kisara

Honorable
Jun 13, 2016
21
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Thanks for the replies.

The temps were ok, even GPU temps didn't seem that high from MSI Afterburner. I guess I can install that again or Open Hardware Monitor (which other software is best?)

Does SeaTools work on all brands of hard drive? Do I download SeaTools for Windows?

It had passed memtest before, but I will check again.
 

kisara

Honorable
Jun 13, 2016
21
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10,520


Before installing the GTX 970 it was using onboard video. That was actually working very well. Diablo 3 played smoothly (at 1680x1050), CPU overclocked at 4.4Ghz stable. I am so worried multiple components are damaged.

I ran SeaTools for Windows on the computer just now for the hard drive, passed all basic tests. Running memtest now, so far no errors. Opened up case again and everything appears plugged in and secure.
 

kisara

Honorable
Jun 13, 2016
21
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10,520
Just an update, we replaced the PSU with my EVGA 750W P2 PSU.  It is much better now, we can finally play games like The Division on Ultra settings without crashing!  (at least within the 5 minutes we tested, was in a hurry, previously it would not run at all in Ultra so it's definitely an improvement).  And ARK would still crash in Epic (higher than Ultra), but I know that game is poorly optimized.

However, as soon as I bump up the CPU overclock to 4.4Ghz, The Division's framerate is very poor and unplayable.  This same power supply is able to overclock CPU to 4.6Ghz in my computer (also a i5-6600K processor, different motherboard and ram) and run ARK in Epic.  So I am wondering if I am still lacking power.  I do not have a PSU over 750W to test.  

I have already initiated the RMA process for the G2 PSU, as something is definitely wrong with it.

My question is:  Could my MSI R9 390X video card somehow be drawing more power than normal?  (ie. defective?)  The previous seller sold it on eBay after about 2 months (he bought it brand new, sent me the invoice), said there was no problems with it.  Or maybe somehow the motherboard is causing the video card to draw more power than normal.

Also, the card still gives off a lot of heat which I can feel through the window case.  Is this normal?  We didn't test for long enough (I needed my PSU back) but if it's like with the last PSU it made the surrounding area warm like a heater.  My Asus GTX980 on the other hand runs very cool (currently in my system).