Case Type 1U rack , Chipset Intel C621 , Socket S3647 , CPU's Xeon Scalable , Maximum number of CPUs 2 , 2xPCI-Express 3.0 8x , 2xPCI-Express 3.0 16x , 2x15pin D-sub , 5xUSB 3.0 , 3xRJ45 , 1xCOM via Header , Memory type DDR4 , Frequency speed 2666/2400/2133 MHz , Memory features RDIMM/LRDIMM/ECC , Memory slots 24 , PSU Output Power 750 Watts , 10x2.5" SATA Hot-swap