Case Type 2U rack , Chipset Intel C621 , Socket S3647 , CPU's Xeon Scalable , Maximum number of CPUs 8 , 4xPCI-Express 3.0 8x , 4xPCI-Express 3.0 16x , 4x15pin D-sub , 8xUSB 3.0 , 4xRJ45 , Memory type DDR4 , Frequency speed 2933/2667/2400/2133 MHz , Memory features RDIMM/LRDIMM , Memory slots 64 , PSU Redundant-Power-Capable , PSU Output Power 2200 Watts , 24x2.5" NVME/SATA Hot-swap , Cooling & Ventilation System 8 x 80x80x38mm (16,300rpm) , Included Accessories 8 x CPU heatsinks1 x Rail Kit1 x VROC module