Case Type 4U rack , Chipset Intel C621 , Socket S3647 , CPU's Xeon Scalable , Maximum number of CPUs 2 , 1x15pin D-sub , 2xUSB 3.0 , Memory type DDR4 , Frequency speed 2933/2666/2400/2133 MHz , Memory features RDIMM/LRDIMM/ECC , Memory slots 12 , PSU Output Power 2200 Watts , Cooling & Ventilation System 8x 8cm rear fans per chassis enclosure