Case Type 2U rack , Chipset Intel C622 , Socket S3647 , Maximum number of CPUs 2 , SAS , SATA 3.0 , 1xPCI-Express 3.0 8x , 4xPCI-Express 3.0 16x , 1x15pin D-sub , 4xUSB 2.0 , 2xUSB 3.0 , 2xCOM , 3xRJ45 , Memory type DDR4 , Frequency speed 2666/2400/2133 MHz , Memory features RDIMM/LRDIMM/ECC , Memory slots 16 , PSU Output Power 1200 Watts , EATX , 8x2.5" SAS Hot-swap , 8x2.5" SATA Hot-swap , Cooling & Ventilation System 3 Heavy duty 8cm fans with PWM fan speed and cooling zone control