Case Type 1U rack , Chipset Intel Q170 Express , Socket LGA1151 , Maximum number of CPUs 1 , SATA , SATA 3.0 , 1xPCI-Express 3.0 16x , 1x15pin D-sub , 1xDVI , 2xDisplayPort , 3xUSB 2.0 , 2xUSB 3.0 , 3xRJ45 , 2xCOM via Header , Memory type DDR4 , Frequency speed 2400/2133/1866/1600 MHz , PSU Output Power 400 Watts , 2x2.5" SATA Hot-swap , Cooling & Ventilation System 4x 40x56mm PWM fan; 2x fans for AOC cooling , Colour Black