Intel consumer platforms are unsuitable for multi-GPU AI workloads due to limited PCIe peer-to-peer support, despite 24 PCIe 5.0 lanes on Z890; bifurcation to 8x8x is not beneficial for inference/training.
Read the original at old.reddit.com→Since a lot more people are trying to build their own multi-GPU machines, I thought I should help to prevent a common mistake people make with building multi-GPU machines. Which is using an Intel consumer platform...
Original headline: "PSA: DO NOT use Intel consumer platforms for multi-GPU setups"
Coverage timeline
- Jul 25, 03:35 UTC r/LocalLLaMA lead source PSA: DO NOT use Intel consumer platforms for multi-GPU setups