Advantages - Supports SAS, SATA and SCSI modes (interchangeable via jumper settings). - Utilizes motherboard's existing SAS / SATA / SCSI I/O host controllers. - Eliminates the need of a SAS / SATA / SCSI I/O chip on motherboard. Saves on cost of a regular RAID card. - Offers high-speed throughput, scalability and space-saving/cost-effective hardware RAID solution.