Host Interface: PCI Express 3.0 x8 * Data Transfer Rate: 600 MBps * Data Backup Type: Flash-Backed Cache * Standard Memory: 512 MB ECC DDR3 SDRAM * Ports: 1 x SFF-8087 6Gb/s SAS - Serial Attached SCSI (SAS) Internal; 1 x SFF-8088 6Gb/s SAS - Mini-SAS External