Dell OptiPlex Tower 7020 (i3 processor 14100,8 GB,512GB,No DVD, DOS),Intel Core i3 processor 14100 (12 MB cache, 4 cores, 8 threads, up to 4.7 GHz Turbo, 60W),No AutoPilot,8 GB: 1 x 8 GB, DDR5,M.2 2230 512GB PCIe NVMe SSD Class 25,No Additional Hard Drive,No Optical Drive MT with filler cover,Intel Integrated Graphics,Dell USB Optical Mouse-MS116 (EPEAT) - Black,Dell Wired Keyboard KB216 Black (English),Ubuntu Linux 22.04 with DCA enabler,3years warranty on hardwre.