Htpc case motherboard extended atx series silverstone grandia front connections 2 x usb 30 line out mic in slots 8 fan pre installed 6 fan maximum 6 525 disk drive slots 4 35 disk drive slots int 2 disk tray 25 2 material aluminium colour black height 175 mm width 440 mm depth 435 mm weight 7 kg max graphics card length 345 mm