Enable GPU Passthrough:

Proxmox reference Guide:

  1. Reboot the Proxmox and then run the following command in Shell:

dmesg | grep -e DMAR -e IOMMU

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There should be a line that looks like DMAR: IOMMU enabled or detected. If there is no output, something is wrong.

  1. Run the following command to check if the ‘Remapping’ is enabled:

dmesg | grep ‘remapping’

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