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[r/LocalLLaMA] 6-GPU multiplexer from K80s ‚ hot-swap between models in 0.3ms

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Summary

A user from r/LocalLLaMA developed a 6-GPU multiplexer using old Bitcoin mining hardware (BTC-S37 motherboard and 3 NVIDIA K80 cards, totaling 72GB VRAM for ~$200). This custom setup, utilizing a Linux kernel module, enables hot-swapping between loaded AI models in an impressive 0.3 milliseconds. It showcases an innovative and highly cost-effective method for local AI model serving with rapid switching capabilities.

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