HP ProBook 4730s Notebook PC, ProBook. Processor clock speed: 2.3 GHz, Processor family: Intel Core i5, Processor model: i5-2410M. Internal memory: 4 GB, Internal memory type: DDR3-SDRAM, Memory clock speed: 1333 MHz. Total storage capacity: 640 GB, Hard drive interface: Serial ATA, Hard drive rotational speed: 5400 RPM. Display diagonal: 439.4 mm (17.3 "), Display resolution: 1600 x 900 pixels. Discrete graphics adapter model: Radeon HD 6490M, Discrete graphics adapter memory: 1024 MB, Discrete graphics memory type: GDDR5