Lenovo C200, IdeaCentre. Processor clock speed: 1.66 GHz, Processor family: Intel Atom, Processor model: D510. Internal memory: 4 GB, Maximum internal memory: 4 GB, Internal memory type: DDR2-SDRAM. Total storage capacity: 320 GB, Hard drive rotational speed: 5400 RPM. Optical drive type: DVD-RW. Compatible memory cards: Memory Stick (MS), MMC, MS PRO, SD, SDHC, xD