12GB/s Mini SAS HD 4i plug (SFF-8643 36P) to U.2 plug (SFF-8639 68P) cable with SATA power. Connector: SFF-8643 to SFF-8639 12G. Internal connector A: 1 x 36-pin HD Mini SAS SFF-8643 male with latch. The system also provides a greater linear circuit board port density (port to port 11 mm) than the previous SAS interconnect system (port to port linear port density is only 19.01 mm).