Case Type 2U rack , Chipset Intel C621 , Socket S3647 , CPU's Xeon Scalable , Maximum number of CPUs 2 , 3xPCI-Express 3.0 8x , 5xPCI-Express 3.0 16x , 1xM.2 , 1x15pin D-sub , 2xUSB 2.0 , 4xUSB 3.0 , 3xRJ45 , Memory type DDR4 , Frequency speed 2933/2667/2400/2133 MHz , Memory features RDIMM/LRDIMM , Memory slots 16 , PSU Redundant-Power-Capable , PSU Output Power 1600 Watts , 8x3.5" SATA Hot-swap , GPU quantity 4 , Included Accessories On-Board ASMB9-iKVM for KVM-over-IP