DESC: Product Features: Processor: Core i3 2.3 GHz; Installed Memory: 6 GB (DDR3 SDRAM); Display: 15.6 in. HD TruBrite LCD; Use: Home Use; Operating System: Microsoft Windows 7 Home Premium 64-bit; Hard Drive: 640 GB; Laptop Type: Thin and Light Laptop; Weight: 5.8 lb.; Processor Type: Core i3; Processor Speed: 2.3 GHz; Processor Manufacturer: Intel; RAM Technology: DDR3 SDRAM; Installed RAM: 6 GB; Hard Drive Capacity: 640 GB; CD / DVD Type: Dual Layer DVD±RW/DVD-RAM; Screen Size: 15.6 in.; Display Tech: HD TruBrite LCD; Graphic Processor: Intel HD; Audio Output Type: Speaker(s); Platform: PC; Operating System: Microsoft Windows 7 Home Premium 64-bit; Networking Type: Bluetooth, Integrated 10/100 Network Card, Integrated Wireless LAN; Battery Run Time: 6.47 Hours; Weight: 5.8 lb.; Family Line: Toshiba Satellite