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IBM PCI-X Ultra4 RAID Disk Controller

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sku# IBM 2780
Inventory: 1
IBM PCI-X Ultra4 RAID Disk Controller
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IBM PCI-X Ultra4 RAID Disk Controller
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Condition: Refurbished
The IBM #2780 is an Ultra4 (u320) SCSI controller with a maximum compressed write cache of 757MB and a maximum compressed read cache size of 1GB, that provides RAID-5 protection for internal disks and also supports internal tape units, CD-ROM and DVD units. The #2780 has four Ultra4(U320) SCSI buses. In addition to providing RAID-5 protection for disks, #2780 is also designed to work as a high performance controller for disks protected by system mirroring or disks with no protection. This controller also uses a Cache Battery Pack with can be replaced concurrent with system operation. The #2780 controller supports a maximum of 20 disk units. A minimum of three disk units of the same capacity are needed for a valid RAID-5 configuration. A maximum of six arrays are allowed per controller, with a maximum of 18 disk units allowed per array. All disk units in an array must be of the same capacity.
Product Specifications:
Product Name 4GB 1X4GB Dual Rank PC3-10600 CL9 ECC DDR3 1333MHZ LP Rdimm
Product Type RAM Module
Form Factor DIMM
Memory Speed 1333 MHz
Memory Size 4 GB
Memory Technology DDR3 SDRAM
Signal Processing Registered
Memory Standard DDR3-1333/PC3-10600