Base Unit AT110F5 Series CPU Intel Xeon E2124Memory8GB UNB-ECC DDR4 2400 MhzHDD 1TB 3.5inch 7200rpm SATAODD DVDRWKB + MSAcer USB Keyboard & MousePower CordPower CordNetworkDual Embedded Gigabit PortManagement PortDedicated Management Port With BMCOperating SystemNo OS PSU 500W PSU 80% EFFICIENCY MonitorAcer 19.5inchWeight9Kg