Sony VGN-BZ12EN, VAIO. Processor frequency: 2.1 GHz, Processor family: Intel Core 2 Duo, Processor model: T6570. Internal memory: 3 GB, Internal memory type: DDR2-SDRAM, Maximum internal memory: 4 GB. Total storage capacity: 250 GB, Hard drive interface: Serial ATA, Hard drive speed: 5400 RPM. Display diagonal: 39.12 cm (15.4"), Display resolution: 1280 x 800 pixels, Display surface: Matt. Discrete graphics adapter model: Intel GMA 4500MHD, Maximum graphics adapter memory: 780 MB