Each Dell™ OptiPlex XE3 Small Form Factor operates on Windows® 10 Pro 64, 7th Generation Intel® 6- Core™ i5 8500 processor. The system also includes DVD-writer, 8 GB of memory and HDD 500 GB with HD Graphics 630. This Dell OptiPlex XE3 SFF desktop offers enough space to expand to 64 GB with 2666 MHz memory speed. The black SFF computer supports SmartPower, which allows you to determine whether to turn on hibernate or sleep mode to save energy. This Dell Core i5 desktop provides five connectors with some USB 3.1 Gen 1 and others USB 2.0 for display port, audio line out, keyboard, mouse and microphone and headphones. Being an OptiPlex system means enhanced computer performance with expandable enterprising PC to meet your business needs, including an M.2 Card with X4 mode/PCIex16. This Dell OptiPlex XE3 SFF desktop also features high heat endurance and excellent manageability, including security solutions tailored for your business.