1x 3.5" Internal Drive Bay with 1x Half-height, Half-length PCI OR 2x 3.5" Internal Drive Bay OR 2x 2.5" Internal Drive Bay with 1x Full-height, Half-length PCI OR 4x 2.5" Internal Drive Bay Ony SAS or enterprise SATA HDD recommended • Up to 1x full-height, half-length PCI expansions slot* *NOTE: Riser Card Required, See 'Drive Bays' for possible configurations |