Kwort Linux 4.2
http://kwort.org/

Kwort Linux is an open source, free and stable distribution of Linux derived from the well known Slackware Linux operating system and built around the lightweight Xfce desktop environment, all in order to run perfectly on low-end machines or computers with old and semi-old hardware components.
Available as a dual-arch, installable-only Live CD

The distribution is available for download as a dual-arch, installable-only Live CD ISO image of approximately 450MB in size, suitable for both old 32-bit (i386) and modern 64-bit (x86_64) computers.