calable performance 12 Gb/s SAS 3.0 intelligent RAID adapter with 8 ports. 1. LSI® SAS 3108 I/O processor supporting over 750K IOPs2 2. Embedded 1GB 1866 MHz cache (ECC DDR3 memory) to efficiently store data in transition (Memory module included with all models, but not shown) 3. Two external High Density Mini-SAS connectors with up to eight ports of 12Gb/s bandwidth per port 4. x8 PCI Express* connector with support for Generation 3 protocol 5. “Heartbeat” LED for visual verification that the card is functioning properly