https://fedorapeople.org/groups/virt/virtio-win/direct-downloads/archive-virtio/
Latest versions:
Most common absolute minimum for Windows:
Balloon\w10\amd64VEN_1AF4 DEV_1003vioserial\w10\amd64VEN_1AF4 DEV_1001viostorVEN_1AF4 DEV_1004vioscsi\w7\amd64NetKVM\w7\amd64
Or simply run installer from CD: virtio-win-gt-x64.exe
All PCI IDS from QEMU you can find here: PCI IDs for qemu
ACPI/QEMUVGID)
After switching to QXL graphic, new unkown device will appear in Windows 10: Video Controller (VGA Compatible). Install driver from qxldod folder.