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xfx 7850 core. crashing at 2500x1440

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Komitet

Member
Joined
Jun 29, 2003
Location
Brantford Ontario Canada
Complete new build. 4670k on ASUS Z87-A. Samsung evo 120, 4gb corsair ram. Win7

It does the GPU recover straight from the desktop. If it stays stable enough to get a game to launch it crashes in game too. 2 out of 3 times it does GPU recover 5 or 6 times and then blue screens with atikm.sys or something.

Im using mini display port to an apple cinema (27 inch non thunderbolt). I pulled the card and used the onboard and its fine. I also plugged in a 20 inch monitor via DVI @ 1080 without the apple and it was fine for the 15 minutes i tried it. I didnt try any games. I thought maybe the power supply wasn't strong enough (Ultra 450 watt that came in the case) but i tested with an older OCZ 600 watt that is running 2 8800 Ultras right now(so i know it works) and it still does the same thing.

Did some reading, this card is overclocked a bit, so i dropped the core from 975 to 900. It was stable for about an hour, then went back to crashing again. I had GPUz running, temp on the card never went over 50c.

So the question: RMA or get a different card? Does this thing not like running at 2550(?)x1440 resolution? It crashes a LOT playing 4k videos on youtube.

These new builds are depressing me. I had almost the same problems with a 4770k/sabertooth and gtx780 all brand new that constantly bluescreened just recently.

Edit: I also tried the card in my own system, which is a i7 930 on MSI x58. My card is a gtx580. I swapped in the 7850, ran DVI to my 24 inch at 1080, and it crashed within a minute. with y gtx 580 it hasnt crashed in.... probably months.

edit2: Aaaand i just read this thread: http://www.overclockers.com/forums/showthread.php?t=743644
I think the guy at the store told me the R9 270 is a rebranded 7850? I dont know what the refresh is on the cinema display. wondering now what will happen if i turn it down. I have tried reinstalling the drivers (latest CCC) but i havent tried older drivers. Guess ill check the refresh and see what happens.

Edit3: Nope its 60hz. I just tried launching world of warcraft (classic original version) with CCC settings at 900 core / 1100 mem and +10% power limit and it instantly freezes. It was crashing yesterday and blue screening while idle and copying music files....
 
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You wont be gaming well with a 7850 at that res... so If you game, def. get a higher end card instead of a 3 generations old model...
 
It was built for school work TBH, but her kids like playing warcraft. I game on my GTX580. When i was able to get it to run the game a few times it ran fine at that res. Its almost a 10 year old game now.
 
returned it to tigerdirect. They tested it at the desk and it wouldnt even power up, easy refund. Went home with a GTX760. Just waiting for a Displayport to miniDP adapter.
 
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