9e2d0a54_Linux_Desktops_Window_Managers__Design_Goals
[Desktop/Window Manager] LXDE [Description] Lightweight desktop environment [Based On] Uses Openbox window manager and GTK+ libraries [Advantages] Works well on older/slower hardware, maintains compatibility [Disadvantages] Lacks some of the features found in GNOME or KDE [Design Goals] 
Speed and beautiful interface
PLABO: A Sampling of Linux Desktops/Window Managers
Design Goals