HP DC7800 SFF Desktop Pc Bundle - Amazing Intel Core 2 Duo @ 3.0ghz - New 1tb HDD w/ 2 Year Warranty- Loaded 4gb RAM - Windows 7 Professional 32-Bit - DUAL Monitor Support - WIFI Installed Comes with window 7 operationg system Has 4GB of RAM and 1 terabyte Hard drive Bundled with Wifi adapter, Keyboard and Mouse