SAS is a point to point connectivity storage system architecture that has many advantages over its parallel SCSI predecessor It is designed to replace the SCSI interconnect system with a much smaller, more flexible serial designed Data speed can be 6Gbps Mini SAS series: Mini SAS controller to SAS 32P x 4 port to 4Px4port power Mini SAS 36P to SATA 7P x 4port with metal lock and plastic braid Mini SAS 36P to mini SAS 36P with metal lock SAS series: SAS 32P to 32P serials round skewclear pair flexible and small size SAS 32P controller to 32P x 4port to 4P x 4port power flat cable SAS 32P to 32P internal serials flat cable SAS 32P serials to SATA 7P x 4port round skewlear pair flexile and small size SAS 32P serials to SATA 7P x 4port SAS 32P to 32P cable serials skewclear with plastic braid SAS 32P to SATA 7P x 4port OEM/ODM are welcome