Case Type 4U rack , Chipset Intel C621 , Socket S3647 , CPU's Xeon Scalable , Maximum number of CPUs 4 , 10xPCI-Express 3.0 8x , 6xPCI-Express 3.0 16x , 1x15pin D-sub , 2xUSB 3.0 , 1xCOM , 5xRJ45 , Memory type DDR4 , Frequency speed 2933/2666 MHz , Memory features RDIMM/LRDIMM/ECC , Memory slots 48 , PSU Output Power 1600 Watts , Proprietary , 24x3.5" SAS/SATA Hot-swap , Cooling & Ventilation System 8x 9cm heavy duty fans with speed control