[Efficient data management] 8 x internal +SAS ports for versatile connectivity options. Automatic recovery when rebuilding and remodeling for data protection. [Intuitive control] Full management set for seamless control and monitoring of your storage system. Automatic recovery in case of malfunctions. [Versatile use] Connect to 128 and/or SAS devices for flexible storage configurations. Supports 0/1 for efficient data processing. [High speed performance] Host interface X8 PCI Express 2.0 for fast data transfer. 512MB DDRIII 1333MHZ High speed Cache for quick access to data. [Reliable protection] Global and dedicated hot reserve with repairable Hot Reserve support for extra data security. Emergency aid for SAS -Arrays.