This product is either discontinued or we cannot get that from suppliers.
Interface: 8-Lane PCIe Gen3, Ports: 4 internal 4 external, Connectors: 1 x SFF-8643 1 x SFF-8644, Form Factor: Low-profile MD2, Processor: 12 Gbps IOC.
Microsemi 12 Gbps 4 internal and 4 external port Host Bus Adapter with full HBA functionality and basic hardware RAID, delivering up to 1.5M IOPs and significant power savings.