The Dell Optiplex 790 is a desktop computer featuring an Intel Core i5-2400 processor with a speed of 3.10 GHz, 8 GB of RAM (expandable to 16 GB), and a 128 GB SSD for storage. It is equipped with integrated Intel HD Graphics and comes in a black tower form factor. This computer is most suitable for office and casual computing tasks, running on Windows 10 Pro. Connectivity options include RJ-45, DisplayPort, and USB 2.0 ports, making it a practical choice for various computing needs. THIS ITEM IS USED. NO PERIPHERALS ARE INCLUDED WITH YOUR PURCHASE.