| Product Features | 
 | Celerity HBA‟s | 
 | 
| 
 | FC84EN | FC82EN | FC81EN | 
| Fibre Channel Ports | 4 | 2 | 1 | 
| Maximum Data Rate | 8Gb | 8Gb | 8Gb | 
| Maximum Transfer Rate (Full Duplex) | 6.4 GB/s | 3.2 GB/s | 1.6 GB/s | 
| Maximum Transfer Rate (Half Duplex) | 3.2 GB/s | 1.6 GB/s | 800 MB/s | 
| Bus Type | PCIe 2.0 | PCIe 2.0 | PCIe 2.0 | 
| Bus Characteristics | X8 | X8 | X8 | 
| Optical Interface | SPF+LC | SPF+LC | SPF+LC | 
| Maximum Cable Length | |||
| 
 | |||
| 
 | |||
| Low Profile Form Factor | NO | YES | YES | 
| Advanced Data Streaming (ADS) | YES | YES | YES | 
| Software RAID Support | YES | YES | YES | 
| Developers Kit (Target Mode and API) | YES | YES | YES | 
| Windows (Server) | YES | YES | YES | 
| Windows (work station / client) | PLANNED | PLANNED | PLANNED | 
| Linux (Red Hat, SUSE) | YES | YES | YES | 
| MAC OSX | YES | YES | YES | 
| VMWare ESX | YES | YES | YES | 
| RoHS Compliant | YES | YES | YES | 
http://www.attotech.com/selectioncharts/Celerity_Selection_Chart.pdf
ATTO HBA INSTALLATION
ATTO Technology and IBM have teamed up to offer a high performance Fibre Channel multipathing connection into the IBM DS Series for MAC OS X, Windows and Linux.
Multipathing = failover + load balancing
Key Components:
–ATTO Celerity 8Gb FC HBAs 
–ATTO custom Multipathing driver for IBM DS Series Storage
–ATTO Configuration Tool
–IBM DS Series Storage
| Digital Media Storage Solution Installation Guide | 19 | 
| © Copyright 2010, IBM Corporation. All rights reserved. | 
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