Case Type Tower , Chipset Intel C621 , Socket S3647 , CPU's Xeon Scalable , Maximum number of CPUs 2 , 3xPCI-Express 3.0 8x , 4xPCI-Express 3.0 16x , 4xU.2 , 1xM.2 , 2xUSB 2.0 , 10xUSB 3.1 , 1xCOM , 1xPS/2 , 1xMicrophone jack 3.5mm , 1xHeadphones jack , 2xRJ45 , Memory type DDR4 , Frequency speed 2933/2667 MHz , Memory features RDIMM/LRDIMM , Memory slots 12 , PSU Redundant-Power-Capable , PSU Output Power 2000 Watts , 8x3.5" SATA Hot-swap , GPU quantity 4 , Included Accessories ASMB9 Card