Case Type 1U rack , Chipset Intel C622 , Socket S3647 , CPU's Xeon DP , Maximum number of CPUs 1 , SATA , SATA 3.0 , 1xPCI-Express 3.0 8x , 2xPCI-Express 3.0 16x , 1x15pin D-sub , 2xUSB 2.0 , 2xUSB 3.0 , 1xCOM , 3xRJ45 , 1xCOM via Header , Frequency speed 2666/2400/2133 MHz , Memory features RDIMM/LRDIMM/ECC , Memory slots 6 , PSU Output Power 600 Watts , 4x3.5" SATA Hot-swap , Cooling & Ventilation System 5 Counter-rotation 40x56mm PWM fans , Colour Black