Computer`s Configurations: 1. Dell Processor: Intel Pentium 4 2.4 Gz Hdd: 40Gb Memory Ram: 512 MB SDRAM CD Rom 52x Operating system: Ubuntu linux Keyboard+Mouse 2. Dell DCTR x3 Procesor : ntel Pentium 4, 3 GHz Hdd: 40GB SATA Memory Ram: 1gb DDR2 Operating System: Ubuntu Linux Windows XP Licence ( that in case you want to change the operating system) CD-Rom Keyboard+mouse