Antec Eleven Hundred V2 Cases 15951 Black Compatible with up to 3-way NVIDIA SLI / 4-way AMD CrossFireX Grommet-lined cable routing holes with 36 mm of space behind the motherboard tray 2 front panel USB 3.0 ports Includes Two 120 mm top fans / 120 mm rear fan / 7 additional fan mounts 6 x 3.5-Inch; tool-less drive bays (rail-mount design) PSU intake & front air filters 120 mm intake fan behind motherboard (optional) 3 tool-less 5.25-Inch drive bays