Joy Systems - Dell OptiPlex 9000 9020 Desktop Computer - Intel Core i5 4th Gen i5-4570 Quad-core (4 Core) 3.20 GHz - 16 GB RAM DDR3 SDRAM - 512 GB SSD - Small Form Factor - Refurbished - Intel Chip - Windows 10 Pro 64-bit - Intel DDR3 SDRAM - DVD-Reader: