Asus Zenpad S 8.0 Z580CA official Pictures. Asus Zenpad S 8.0 Z580CA is a Smartphone of asus. The Asus Zenpad S 8.0 Z580CA Android Tablet. Announced Jun 2015. Features 8.0″ Display, Intel Atom Z3560 Or Z3580 Chipset, 8 MP Primary Camera, 5 MP Front Camera, 4000 MAh Battery, 64 GB Storage, 4 GB RAM, Corning Gorilla Glass 3. Asus Zenpad S 8.0 Z580CA price starts.