Form Factor: 3U 16-bay Host Ports: Onboard host ports - 8 x 1Gb/s iSCSI ports Cache Memory: Default DDR3 16GB, up to 32GB Cache Backup Techniques: Super Capacitor + Flash module Maximum Number of Drives: Via expansion enclosure: 448 Drive Connectivity: 12Gb/s SAS connectivity Drive Advanced Features: S.M.A.R.T. support/ Automatic bad-sector reassignment/ Dedicated bandwidth to each connected drive