Toshiba Qosmio X505-Q892 18.4-Inch Notebook PC Genuine Windows 7 Home Premium 64-bit Intel Core i5-460M Processor with 2.53 GHz (2.80 GHz with Turbo Boost Technology) Configured with 4GB DDR3 1066MHz (max 8GB) 500GB (7200 RPM) Serial ATA hard disk drive 18.4 diagonal widescreen TruBrite TFT LCD display at 1680 x 945 native resolution (HD+)