qemu-system-i386 -hda windowsxp.img -snapshot
qemu-system-i386 -m 512 -hda winxp.qcow2 -cdrom winxp_setup.iso -boot d -cpu pentium3 -net nic,model=rtl8139 -net user Use code with caution. Copied to clipboard : Allocates 512MB of RAM (plenty for XP). windows xp qcow2
Even in a virtualized QCOW2 environment, you can enhance the experience. Projects like RetroBar allow you to recreate the classic XP taskbar look on modern host systems, while browsers like r3dfox keep web compatibility alive for older Windows versions. qemu-system-i386 -hda windowsxp
If you have a VirtualBox VDI or VMware VMDK: windows xp qcow2