Samsung R620-FS04NL, R series. Processor frequency: 2 GHz, Processor family: Intel Pentium, Processor model: T4200. Internal memory: 4 GB, Internal memory type: DDR2-SDRAM, Memory layout (slots x size): 2 x 2 GB. Total storage capacity: 320 GB, Hard drive interface: Serial ATA, Hard drive speed: 5400 RPM. Display diagonal: 40.64 cm (16"), Display resolution: 1366 x 768 pixels, Display surface: Gloss. Discrete graphics adapter model: AMD Mobilty Radeon HD 4330, Maximum graphics adapter memory: 512 MB