ASUS NB ASUS A3523N-LP/PM Dothan 725 (1.6Ghz. Processor frequency: 1.6 GHz, Motherboard chipset: Intel 855GM, Processor manufacturer: Intel. Internal memory: 0.5 GB. Total storage capacity: 40 GB, Hard drive speed: 4200 RPM. Display diagonal: 38.1 cm (15"), Display resolution: 1024 x 768 pixels, Contrast ratio (typical): 750:1. CD read speed: 24x, CD write speed: 24x, CD rewrite speed: 10x