Description: Smart Array 6402/128 Ultra320 SCSI controller - 64-bit 133MHz PCI-X interface RAID XOR engine - Two Internal or two external Ultra320 SCSI channels and 128MB of battery-backed write cache - Cache is expandable to 256MB - Can add two external channels Option Part# 273915-B21
Overview: The Smart Array 6400 high-performance Ultra320 PCI-X array controller 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 Server for greater reliability this controller is ideal for workgroup departmental and enterprise 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 upgradability.