: Known for being able to run on as little as 64MB of RAM .
While Microsoft does not provide official .qcow2 images, several community-driven archives host pre-configured and "lite" versions of Windows XP specifically for virtualization: windows xp lite qcow2 download link
Windows XP qcow2 directory : A searchable list of user-uploaded virtual disk images. Why Choose a "Lite" Version? : Known for being able to run on as little as 64MB of RAM