Available for download an updated series of Ubuntu*Pack 12.04.4 for the i386 and amd64 in editions:
Classic - Classic desktop presentation style GNOME 2.
GNOME - a new vision of desktop developers of GNOME 3.
Unity - original working environment Canonical.
Cinnamon - a graphical environment in the style of Windows.
Systems are self-contained solutions for the new installations as well as computer equipment for your home or office computer.
Learn more details here