The low-cost, high-performance HP Workstation XW4200 combines revolutionary technologies from Intel and new graphics technology from leading graphics providers with HP's reliability, support, and 20+ years of workstation technical and graphical expertise. Engineered to economically meet your business demands, the HP XW4200 is a workstation that will evolve with your ever-changing needs.Spec:- Mini Tower - Intel 925X Express - Microsoft Windows XP Professional - Intel Pentium 4 3.4 GHz - 1 GB(DDR2 SDRAM) - 800 MHz - PCI Express- Hard Drive Capacity 160 GB - Hard Drive Rotation Speed 7,200 RPM