Case Type MidiTower , Chipset Intel C242 , Socket LGA1151 , Maximum number of CPUs 1 , SATA , 2xPCI-Express 3.0 4x , 1xPCI-Express 3.0 8x , 1xM.2 , 1x15pin D-sub , 2xUSB 2.0 , 4xUSB 3.1 , 1xCOM , 3xRJ45 , Memory type DDR4 , Frequency speed 2666/2400/2133 MHz , Memory features UDIMM/ECC , Memory slots 4 , PSU Output Power 400 Watts , MicroATX , 4x3.5" Internal , 2x5.25" External , Cooling & Ventilation System 1x 9cm (rear) PWM fan w/ tool-less design