Open-source fork unlocks P2P multi-GPU on consumer RTX cards

Eric Hartford of QuixiAI released a fork of NVIDIA's open kernel modules that removes the artificial P2P restriction on multi-GPU consumer GeForce setups like the RTX 3090/4090/5090, though he expects the patch won't be merged upstream.

2026-09-06 ~ 2026-09-06 · 2 related posts

• Eric Hartford's fork unlocks P2P for RTX 3090/4090/5090 on NVIDIA's open kernel driver — QuixiAI · 2026-09-06
• Dev Claims Fix for NVIDIA's Intentional P2P Nerf on Consumer GPUs — QuixiAI · 2026-09-06