Acer Computer Aspire X3 AX3910-U4022 Desktop PC - REFURBISHED Box Contents - Acer Aspire X3, Power cord, Keyboard, Optical mouse, Quick Start Guide; Pre-installed Software - Microsoft Windows 7 Home Premium 64-Bit Edition Intel Pentium E5800 3.20GHz Dual-core Processor 2MB Cache 4GB of DDR3 SDRAM system memory (expandable to 8GB) 1TB SATA Hard Drive