Shuttle XS 3510MA. 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: 500 GB, Hard drive interface: Serial ATA, Compatible memory cards: Memory Stick (MS), MS PRO, SD, SDHC. Discrete graphics adapter model: NVIDIA ION, Discrete graphics memory type: GDDR3, Maximum graphics adapter memory: 512 MB. Operating system installed: Windows 7 Home Premium