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→VFIO: i wasn't sure if it was ready yet, hence the wip hatnote
* SPICE Guest Additions (for use with libvirt and/or QEMU on UNIX/Linux hosts)
==VFIO==
VFIO (short for Virtual Function I/O) is a Linux kernel driver for PCI passthrough, its . Its appeal is that it works with graphics cards, meaning hypervisors on Linux can bypass graphics emulation for modern Windows games as opposed to having to use compatibility layers and wrappers. The catch is that the system needs;
* An IOMMU (outlined in the VT-d and AMD-Vi specs) with processor and motherboard support
And because the graphics card doesn't get utilized until the guest powers on, that also means;
