The Dell OptiPlex 790 SFF is a desktop computer with an Intel Core i3 2nd Gen processor running at 3.10 GHz. It has 4GB of RAM and features an optical drive for reading and writing CDs and DVDs. This model does not come with a hard drive or operating system, providing flexibility for users to customize their storage needs and operating system preferences. The small form factor design makes it suitable for compact spaces, and it is manufactured in China by Dell, a reputable brand known for quality computing products.