Your Business Partner. Optimized for Windows® 7, these notebooks are ideal for SMBs. They offer multimedia tools, easy-to-use security and a sleek, vertical brushed aluminum casing. Options include discrete graphics and battery-saving mode, and two display sizes. CPU Intel Core Processor i3-3110M (3M cache, 2.30 GHz) Screen Size 15.6" diagonal LED-backlit HD anti-glare (1366 x 768) Graphics Intel Graphics Memory 4 GB DDR3 SDRAM (1333 MHz) Hard Drive 500Gb 7200RPM Optical Drive SuperMulti DVD+/-RW Dual Layer I/O Ports - 2 USB 3.0 - 2 USB 2.0 - 1 HDMI - 1 stereo microphone in - 1 AC power - 1 RJ-45 - 1 headphone/line-out Wireless LAN 802.11b/g/n (2x2) and Bluetooth 4.0 Combo Networks: Realtek Ethernet (10/100/1000) Pointing Device: ClickPad with gestures support Integrated Fingerprint Reader: HP Fingerprint Sensor Keyboard: Full-sized, spill-resistant keyboard with numeric keypad Webcam: 720P Battery: 6 cell Lithium Ion Dimensions(WxDxH) 375 W x 256 D x 28 H mm Weight: 2.47 kg Operating System: MS Windows 7 Professional 64-bit