HP Pavilion Sleekbook 15z-b000 15.6" Quad Core Series; 500GB 7200RPM HD, 4GB 1600MHz DDR3 RAM, Windows 8 64-Bit, AMD A8 Trinity Series in Sparkling Black AMD Quad-Core A8-4555M 1.7GHz with up to 2.5GHz via Turbo Core (4MB L2 Cache); Genuine Windows 8 64-Bit 500GB 7200RPM Hard Drive with HP ProtectSmart Protection; 4GB DDR3 1600MHz RAM (2 Dimm) 15.6-inch diagonal HD BrightView LED-backlit Display (1366x768); No CD/DVD Drive; Weighs only 4.6 lb 802.11b/g/n WLAN; 65W AC power adapter; 4 Cell Lithium Ion Battery; Dolby Advanced Audio Standard Keyboard with Integrated Numeric Keypad; HP TrueVision HD Webcam; 2 x USB 3.0; 1 x USB 2.0; 1 x HDMI