Big tower motherboard atx series cooler master haf front connections 2 x usb 30 1 x e sata line out 2 x usb 20 1 x firewire slots 9 fan pre installed 1 fan maximum 7 525 disk drive slots 6 35 disk drive slots int 5 disk tray 25 2 power supply position bottom materials plastic steel colour black height 590 mm width 230 mm depth 550 mm weight 1435 kg max graphics card length 342 mm for water cooling features cable mangement