HP Smart Array 6404/256 Controller

The Smart Array 6400 high performance Ultra320, PCI-X controller family provides maximum performance, flexibility, and reliable data protection for HP ProLiant servers, through its unique modular design and support for Advanced Data Guarding (RAID ADG). This new generation performance Smart Array controller again raises the standards of performance, introducing Double Data Rate (DDR) battery-backed write cache architecture and a new RAID engine. Designed and tested with industry standard ProLiant Servers for greater reliability, this controller is ideal for workgroup and departmental servers. And like other Smart Array controllers, the SA-6400 features complete data compatibility with previous generation's Smart Array controllers for easy data migration from server to server and for controller upgradeability.

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General SCSI Protocols Supported Ultra320, Ultra3, Ultra2 Maximum Channel Transfer Rate (MB/s) 1280 MB/s total, 320 MB/s per channel Channels 4 SCSI Ports (Internal/External) 2/4 Maximum Drives 56 Cache 256MB BBWC (upgradeable to 512MB BBWC) Recovery ROM Yes RAID Support 0, 1, 1+0, 5, ADG Maximum Logical Volume Size 2TB PCI Bus 64-bit, 133MHz PCI-X