You don’t strictly need it, but it makes the process significantly easier. If your CPU has integrated graphics, the host keeps a display adapter after the GPU is passed through. Without it, you’ll need to configure remote access to the host or use a second GPU as the host’s display.
GPU Passthrough on Proxmox: Step-by-Step GuideYes. The VM configuration steps (q35, OVMF, disabling ballooning) are the same. The difference is in how you install drivers inside the VM — on Linux you’ll install the appropriate GPU driver package rather than a Windows installer. Display output and driver stability will vary by distro and GPU vendor.
GPU Passthrough on Proxmox: Step-by-Step Guide… Do I need integrated graphics for GPU passthrough to work? You don’t strictly need it, but it makes the process significantly easier. If your CPU has integrated graphics, the host keeps a display adapter after the GPU is passed through. …
… As mentioned above, the CPU doesn’t support integrated graphics, so a GPU is required. …