Sony VAIO VGN-FW550F/B 16.4-Inch Black Laptop (Windows 7 Home Premium) 2.53GHz Intel Core 2 Duo P8700 Processor 4GB DDR2 800MHz Memory 320GB Serial ATA 7200RPM Hard Drive, Blu-ray Drive 16.4 (1600x900) Widescreen LCD Display, ATI Mobility Radeon HD 4650 Windows 7 Home Premium (64-bit)