Powerful and compact, this Lenovo ThinkCentre M57p Small Form Factor Desktop PC is the ideal choice for home and office computer users! The ThinkCentre M57p is powered by an Intel Core 2 Duo E6550 2.33 GHz processor and 2 GB of DDR2 RAM. Store program files and applications on the 80 GB hard drive. With Microsoft Windows 7 Home Premium already pre-installed, this system is ready to go to work. Backup data on DVDs and CDs, and play DVD movies with the DVD±RW drive. Connect to a high-speed network with Intel 82566DM Gigabit Ethernet LAN! Expand with one PCI Express x16 slot and one PCI slot! USB, eSATA, serial, parallel and audio ports are provided for connecting a variety of PC devices! A keyboard and mouse are included with this Lenovo ThinkCentre M57p Core 2 Duo 2.33 GHz Small Form Factor PC! Simply connect a monitor and enjoy fast computing! Order today!