Any tool to verify if your card is at 16x or 8x?

boed

Senior member
Nov 19, 2009
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Hello,

I was curious if there was a utility that would be able to if your card was at 16x or 8x?

Thanks
 

Thunder 57

Diamond Member
Aug 19, 2007
3,838
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GPU-z should tell you. It does for me. Now if you are running SLI/Crossfire and only have 16 lanes, I am not sure if it will accurately tell you if you are using 8 each. It's generally ill advised to use such tech these days anyway, for gaming at least.
 
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psolord

Platinum Member
Sep 16, 2009
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Indeed gpu-z is the way to go, but have something rendering in a window or generally have some load on the card, otherwise it will be showing pcie1.1 or pci2.0 or some other low load reading.
 

Thunder 57

Diamond Member
Aug 19, 2007
3,838
6,479
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Indeed gpu-z is the way to go, but have something rendering in a window or generally have some load on the card, otherwise it will be showing pcie1.1 or pci2.0 or some other low load reading.

Yup. There's actually a little doodad in GPU-z that will do that for you. I think it's a question mark you click next to interface. Guess there were a lot of questions about why PCI-Express 2/3 was showing up as 1.1.
 
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Smoblikat

Diamond Member
Nov 19, 2011
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Yup. There's actually a little doodad in GPU-z that will do that for you. I think it's a question mark you click next to interface. Guess there were a lot of questions about why PCI-Express 2/3 was showing up as 1.1.

^^ This.
 

LTC8K6

Lifer
Mar 10, 2004
28,520
1,575
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My CPU-Z mainboard tab shows the graphics interface. Link width and max supported are shown.