The Dell OptiPlex 790 DT is a reliable desktop designed for office use and casual computing. It comes with an Intel Core i3-2100 processor with a speed of 3.1GHz, 8GB DDR3 RAM, and a 256GB SSD for efficient and speedy performance. The computer runs on Windows 11 Pro and features Intel HD Graphics for clear visuals. It has various connectivity options including VGA, RJ-45, DisplayPort, and USB 2.0 for easy access to peripherals. The Dell OptiPlex 790 DT also has an optical drive and is designed with a desktop form factor.