X Series Premium Notebook with Windows 32-bit Vista Business; 13.3" Wide LCD (1280x800 WXGA, 300 nits, Backlit); Intel Centrino 2 Processor Technology, Intel Core 2 Duo SU9300 processor (1.2 GHz, 1066 MHz FSB, 3 MB Level 2 Cache); 120GB, 1.8" HDD, 5400 RPM; 3GB DDR3 RAM, 1066 MHz, expandable to 4 GB; Intel GM4500MHD shared Graphics; 802.11 a/b/g/n WiFi, Bluetooth 2.0 + EDR, 10/100/1000 BaseTX LAN; 6-Cell Lithium Ion Battery, 5900 mAh; Fingerprint Reader, Trusted Platform Module (TPM); 1.3 Mega Pixel webcam, Kensington Key Lock. NO optical drive!