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[-] Smokeydope@lemmy.world 2 points 2 weeks ago* (last edited 2 weeks ago)

Thank you for all your help remotelove you are awesome!! Here's a better shot of the space I'm working with. (Please dont yell at me about the dust its why I was heasitant to show I know how it looks lol)

I don't think space/length of cardwill be an issue. While I still have your attention I wanted to ask. In as simple an explanation as you can muster, what do I need to connect multiple GPUs to one motherboard? I don't quite understand how pcie lanes and bridges and all that work but from what I read its possible and you can use different manufactuer GPUs together for the case I'm doing. But how?? Theres only one slot. I know some boards have 2 or even 4 but theres homlabs with like 10 p100s chained together

[-] remotelove@lemmy.ca 4 points 2 weeks ago

I agree, it seems that you have enough room for the length of the card.

For compute-only GPUs, you just plug them in any way you can if your power supply has enough wattage to support it. You can even get 16x to 1x pcie slot adapters for just that purpose. 16x vs 1x basically means slot length, in our context. (It's commonly done for Bitcoin mining.) Compute is different as it generally doesn't have the low latency requirements that a game would. PCIe is very robust when it comes to backward compatibility.

When it comes to running and AMD card and NVIDIA card together, I know windows handles it OK. I am not sure about Linux compatibility or what issues you may see.

this post was submitted on 27 May 2025
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