The Lenovo Thinkcenter M72E is a desktop 2.6 GHz Intel Core i3 processor. The Lenovo processor has a 500 GB hard drive and Gigabit Ethernet. The installed RAM size of the Intel Core i3 processor is 4 GB with 16 GB max. The Lenovo Thinkcenter M72E contains 3 MB of cache memory per processor and has 5400 rpm of hard drive spindle speed. The Lenovo processor includes an Intel HD Graphics 2000 graphics processor and is HDCP compatible. The Lenovo processor comes with the Microsoft Office 2010 suite preloaded, as well as with the Microsoft Windows 7 Professional 64-bit edition operating system. Other software in the package includes ThinkVantage Power Manager, ThinkVantage Rescue and Recovery, Adobe Reader, Skype, ThinkVantage System Update, Microsoft Live, and Lenovo Message Center Plus. This processor has a depth of 7.2 inches, a height of 1.4 inches, a width of 7 inches, and a weight of 4.6 lbs. Other features include a security lock slot, administrator password, hard drive password, power-on password, ability to boot without keyboard or mouse, USB port control, and boot sequence control.