Case Type 1U rack , Chipset Intel C621 , Socket S3647 , CPU's Xeon Scalable , Maximum number of CPUs 2 , SATA 3.0 , 1xPCI-Express 3.0 8x , 3xPCI-Express 3.0 16x , 1xM.2 , 1x15pin D-sub , 4xUSB 3.0 , 3xRJ45 , Memory type DDR4 , Frequency speed 2666/2400/2133 MHz , Memory features RDIMM/LRDIMM/ECC , Memory slots 12 , PSU Output Power 600 Watts , 8x2.5" SAS/SATA Hot-swap , Cooling & Ventilation System 4 Counter-rotating 4cm PWM fans, 2 fans for cooling AOC