Intel Atom® processors bring you all the latest capabilities, so you don’t sacrifice power and performance for portability. The processors support multiple cameras, improved security features including biometric passwords, and wireless display on multiple screens. Intel Atom HP Compaq dc5100 SFF, 1.6 GHz, Intel Atom®, 0.5 GB, 40 GB, DVD-ROM, Windows XP Home Edition HP Compaq dc5100 SFF. Processor frequency: 1.6 GHz, Processor family: Intel Atom®, Processor model: 330. Internal memory: 0.5 GB, Internal memory type: DDR2-SDRAM. Total storage capacity: 40 GB, Optical drive type: DVD-ROM. Discrete graphics card model: Intel® GMA 900. Operating system installed: Windows XP Home Edition. Power supply: 240 W. Chassis type: SFF. Product type: PC. Weight: 19.8 lbs (9 kg)