NEC Japan rolled out the world's thinnest Ultrabook, the 15.6-inch LaVie X (model: LX850/JS). It is just 12.8 mm thick (375 x 255 x 12.8 mm), weighing 1.59 kg. NEC achieved its thickness thanks to innovations in cooling that spreads cooling components apart. It features an LED backlit IPS LCD screen featuring 1920 x 1080 pixels resolution, Intel Core i7-3517U processor, 4 GB of RAM, 256 GB SSD storage, and Windows 8. Connectivity includes two USB 3.0 ports, 802.11 b/g/n WLAN, Bluetooth 4.0 +HS, HDMI display-output, SDHC/SDXC card slot, and a 2-megapixel web-camera. It is slated for market availability on December 27.