Acer Extensa 5635Z-422G25N_VB , Extensa. Product type: Notebook, Colour of product: Black. Processor frequency: 2 GHz, Processor family: Intel Pentium, Processor model: T4200. Internal memory: 2 GB, Internal memory type: DDR3-SDRAM, Memory layout (slots x size): 1 x 2 GB. Total storage capacity: 250 GB, Hard drive interface: Serial ATA, Hard drive speed: 5400 RPM. Display diagonal: 39.62 cm (15.6"), Display resolution: 1366 x 768 pixels