Sony Vaio Z Series VPCZ12BGX/SI Specifications Display Diagonal Size : 13.1" Max Resolution : 1600 x 900 Technology : LED Back Light Technology Graphics Card NVIDIA� GeForce� GT 330M GPU with Intel� HD Graphics 1GB of dedicated VRAM Processor (CPU) Type : Intel� Core� i5 - 520M Speed : 2.40GHz with Turbo Boost Technology up to 2.93GHz Cache : 3MB L3 Memory 4GB (2 x 2GB) DDR3 1066MHz Max : 8GB Hard Drive 256GB (128GB+128GB) SATA Optical Drive Read / Write (CD/-R/-RW) Read / Write (DVD�R/�RW/�R DL/-RAM) Mobile Broadband Built-In Verizon Wireless with Share My Connection� GPS GPS Communication LAN : 10Base-T/100Base-TX/1000Base-T, Fast Ethernet (RJ-45) WLAN : Intel� Centrino� Advanced-N 6200 (802.11a/b/g/n) Bluetooth : Integrated Stereo A2DP (2.1 + EDR) Input QWERTY, 82 keys with 2.0mm stroke and 19.05mm pitch Backlit Keyboard VAIO, ASSIST, Performance Select, Windows Arrangement, Wireless on / off Electro-static touchpad (Multi-Finger) Audio Intel� High Definition Audio Interface 1 ...