R9 290x Tri-x not detected by Windows 10 Gigabyte Gaming 3

trif

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I've just built the following:

i5-6600k
Gigabyte Gaming 3 Z170
EVGA Supernova G2 850watts
Etc etc

Worked ok on the Intel on board graphics while I waited for my graphics card to arrive (my lovely new R9 290X)

However now I've finally got it, it doesn't seem to want to work, I clipped it into PCI slot 1, plugged in the x8 and x6 power, connected my monitor (dvi to hdmi cable) turned my pc on and nothing,

Plugged my monitor back into my on board and everything is fine with Windows but the R9 290X doesn't show in device manager,

I've since updated to the F5m bios, reseated and replugged multiple times, the fans spin but no one is at home :-(

I also stuck a crappy GT610 in (after I disabled on board graphics and couldn't re-enable) and that worked fine so I don't think it's the motherboard,

What else could I try? What could be wrong with it?

Thanks,
 
Solution
Hmmm, it sounds like you've done everything right and it may just be a bad card but let's just go through: Make sure you are using the 8-pin and 6-pin PCIe power cables directly from the PSU (NOT the 8-pin EPS/ATX CPU power cable and NOT any kind of power adapter dongle). Make sure the card is fully seated in the PCIe x16 size slot that is closest to the CPU. Make sure the monitor is plugged into the card itself (not the motherboard's video connectors). The auto setting on BIOS should be fine - you said you tried it the other way and it didn't help. Is the video card at least showing the BIOS (splash screen and settings and all that)? If it still isn't working then it'd be best to test the card in a different machine (make sure it...

trif

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Awww, that sounded like the perfect solution but I'm afraid not :-(
Just switched it to the other position, towards the video outputs and it hasn't detected in Windows,

Edit: yea I powered off, turned the PSU off, switched the switch, powered back on
 

larkspur

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Hmmm, it sounds like you've done everything right and it may just be a bad card but let's just go through: Make sure you are using the 8-pin and 6-pin PCIe power cables directly from the PSU (NOT the 8-pin EPS/ATX CPU power cable and NOT any kind of power adapter dongle). Make sure the card is fully seated in the PCIe x16 size slot that is closest to the CPU. Make sure the monitor is plugged into the card itself (not the motherboard's video connectors). The auto setting on BIOS should be fine - you said you tried it the other way and it didn't help. Is the video card at least showing the BIOS (splash screen and settings and all that)? If it still isn't working then it'd be best to test the card in a different machine (make sure it has an adequate PSU)... if that's not possible then you are probably stuck RMAing it. See if your vendor will replace it before contacting Sapphire directly.

EDIT: Also - can you try a different cable? Do you have an HDMI -> HDMI cable you can borrow and just see? Or DVI -> DVI or even just VGA (depending on your monitor's inputs). It'd be worth a try.
 
Solution

trif

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Thank you for the sanity check list, I don't even get a bios splash screen, :-(

I've got a suitable z97 pc I can test it in so that's good, will also try different cable options at the same time as I have more with that PC,

Cheers
 

trif

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How long do sapphire take to do warranty returns?

Just tried this in another system, no splash screen at all, put a second graphics card in another PCI slot and booted through that, can't see the R9 290x in device manager :-(
 

trif

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Should have probably done that as a new post not an edit

Just tried this in another system, no splash screen at all, put a second graphics card in another PCI slot and booted through that, can't see the R9 290x in device manager :-(
 

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