Shuttle XS 3500BA. Processor clock speed: 1.66 GHz, Processor family: Intel Atom, Processor model: D510. Internal memory: 2 GB, Maximum internal memory: 2 GB, Internal memory type: DDR2-SDRAM. Total storage capacity: 160 GB, Hard drive interface: Serial ATA, Compatible memory cards: Memory Stick (MS), SD, SDHC. Discrete graphics adapter model: Intel GMA 3150, Maximum graphics adapter memory: 256 MB. Operating system installed: Windows 7 Professional