Et si KDE Plasma est trop lourd pour toi, on a aussi plus léger à te proposer:
https://dl.fedoraproject.org/pub/fedora-secondary/releases/28/Spins/i386/iso/Fedora-LXQt-Live-i386-28-1.1.iso
https://dl.fedoraproject.org/pub/fedora-secondary/releases/28/Spins/i386/iso/Fedora-Xfce-Live-i386-28-1.1.iso
https://dl.fedoraproject.org/pub/fedora-secondary/releases/28/Spins/i386/iso/Fedora-LXDE-Live-i386-28-1.1.iso