HP Compaq Presario SR5255nl-m PC with Compaq WF1907v 19’’ Widescreen Flat Panel Monitor, Compaq Presario. Processor frequency: 1.6 GHz, Processor family: Intel Pentium Dual-Core, Processor cache: 1 MB. Internal memory: 2 GB, Internal memory type: DDR2-SDRAM, Memory slots: 2x DIMM. Total storage capacity: 320 GB, Hard drive interface: Serial ATA II, Hard drive speed: 7200 RPM. Discrete graphics adapter model: Intel GMA 950, Maximum graphics adapter memory: 256 MB. Operating system installed: Windows Vista Home Premium