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Prefill speedup with NvLink vs P2P mode on for dual 3090s

Am debating if its worth the money to change my system around to use NVlink on my RTX 3090 cards. I have the patched driver for enablind peer to peer mode already installed and working, but I hear of some people getting ~50% gains in prefill speeds with NVLink. However, I have no seen any A/B testi…

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  1. 2026-09-30 00:10 · r/LocalLLM
    Prefill speedup with NvLink vs P2P mode on for dual 3090s

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