RTX 3080 20GB Receives ReBAR and P2P Support, Increasing Prompt Processing SpeedBoost LLM inference on a modded RTX 3080 20GB with P2P + ReBAR unlocks—achieving up to 115% faster prompt prefill speeds in tensor‑parallel mode. nvidia american-ai llm chips benchmarks Eliza Hartmann 26/10/2026, 13:02 3 minutes to read