Features: 1.72Bit DDR3 Interface: This smart array card offers two 1.2GHz PowerPC processor cores and a 72bit DDR3 interface that drives 2GB cache. 2.PCI Express 3.0 X8: This RAID controller adopts PCI Express 3.0 and 12 Gb/s SAS technology, and helps users support hard disk drives(HDD). 3.Maximum 128 Devices: This 2G array card can be connected to 128 SATA or SAS devices, the throughput of each port is 12Gb/s. 4.Multi Function: This 12GB/s RAID controller supports RAID levels 0, 1, 5, and 6, RAID spans 10, 50, and 60. Automatic recovery after system power interruption during array reconstruction or reconstruction (RLM), online capacity expansion (OCE), and online RAID level migration (RLM). 5.Data Protection: This RAID control card supports advanced software options, providing enhanced performance and data protection capabilities for system integrator and VAR. specification:Item Type: Smart Array Card Material: Printed Circuit Board Data Transmission Rate Per Port: Up To 12Gb/S Host Bus Type :PCI Express 3.0X8 Maximum Connected Devices :128 Supported Systems: For Win Server 2012/8 And 7/2008/for Vista/2003, for Linux, for Solaris (X86), for FreeBSD, for VMware, Etc. PackageList:1 x Smart Array Card 1 x Short Baffle