DELL Vostro 2520 with Intel Celeron 1005M, 320GB HDD, 4GB RAM, Ubuntu OS. - Brand: DELL - Model: Vostro 2520 - CPU: Intel Celeron 1005M 1.90GHz - Storage: 320GB HDD - Memory: 4GB DDR3 - Optical Drive: DVD-RW - OS: Ubuntu Includes the main unit and power adapter. Windows 10, which was slow and difficult to use, has been removed and Linux Ubuntu has been installed. The computer is underpowered, but I hope it will be somewhat usable with Linux.