GPU

Prereq

Install ovfm

vfio vfio_iommu_type1 vfio_pci vfio_virqfd
update-initramfs -u

Create VM and customize configuration before start:

In the “Overview” section, set your firmware to “UEFI”

In the “Processor” section write CPU model to “host-passthrough”

<domain type='kvm' xmlns:qemu='http://libvirt.org/schemas/domain/qemu/1.0'>
...
<features>
<hyperv>
...
<vendor_id state='on' value='123456789ab'/>
...
</hyperv>
...
<kvm>
<hidden state='on'/>
</kvm>
</features>
<hostdev mode='subsystem' type='pci' managed='yes'>
<source>
<address domain='0x0000' bus='0x01' slot='0x00' function='0x0'/>
</source>
<rom file='/opt/Palit.GTX750Ti.2048.140702.rom'/>
<address type='pci' domain='0x0000' bus='0x00' slot='0x09' function='0x0'/>
</hostdev>
<hostdev mode='subsystem' type='pci' managed='yes'>
<source>
<address domain='0x0000' bus='0x01' slot='0x00' function='0x1'/>
</source>
<address type='pci' domain='0x0000' bus='0x00' slot='0x0a' function='0x0'/>
</hostdev>
...
<qemu:commandline>
<qemu:arg value='-set'/>
<qemu:arg value='device.hostdev0.x-vga=on'/>
</qemu:commandline>
</domain>