Description 28 internal port and eight external port, 12-Gb/s capable expander card for use with Intel RAID products. Target Market Scalable Performance Board Form Factor Low Profile, MD2 Data Transfer Rate 12 Gb/s Data Transfer Rate 12 Gb/s RAID Level Supported Dependent on paired RAID card of Ports Internal 28 of Ports External 8 PCIe Host Interface PCIe x4 for power (optional) Extended Warranty Available for Purchase (Select Countries) Yes Included Items (1) Expander board and (2) short cables to connect to a RAID card or module Weight 0.88 Item Dimension N/A Warranty Information Intel 3-year limited