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I got 32 GiB ReBAR + P2P working on modded RTX 3080 20GB, with no vBIOS flash!

I got good news for modded 3080 20GB owners, ReBAR and P2P now finally work with no vBIOS flash needed! More details in these repos: 3080-20gb-rebar : 32 GiB BAR1 without flashing. A small boot service writes a PCI config setting before the NVIDIA driver loads, so nothing on the card is changed and…

Read the full story at r/LocalLLM ↗

Timeline · 1 report

  1. 2026-10-25 14:08 · r/LocalLLM
    I got 32 GiB ReBAR + P2P working on modded RTX 3080 20GB, with no vBIOS flash!

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