HP Pavilion P7-1400z W8-64 AMD A8 5500 3.2GHz 1TB SATA 4GB DVDRW NIC WLAN 15-in-1 AMD A8 5500 3.2GHz/4GB DDR3 RAM 1 TB SATA DVDRW/NIC/WLAN 15 in 1 Windows 8-64 bit Built-in High Definition 8-channel audio with jack sensing/Beats Audio