HP Compaq Smartbuy 5102 Intel Atom? Processor N450 (1.66 GHz, 512 K L2 Cache, 667 MHz FSB); 10.1-inch diagonal LED-backlit WSVGA anti-glare (1024 x 600); 2 GB 800 MHz DDR2 SDRAM (1D); 160 GB 7200 rpm 2.5-inch hard drive; No Optical Drive; Broadcom 4322G 802.11a/b/g/n WiFi Adapter; Bluetooth 2.1 Wireless Technology; 2MP Webcam; 4-Cell 29 Wh Li-Ion Battery; Preloaded with Windows XP Professional, upgrade to Windows 7 Professional Included.