ATTO Technology FC-44ES 4-Gb Celerity Selection Guide, Celerity FC host adapters, Product

Celerity Selection Guide

Celerity FC host adapters

Product	FC-44ES	FC-42ES	FC-41ES	FC-42XS	FC-41XS	FC-24XL	FC-21PS
Features
Fibre Channel ports	4	2	1	2	1	4	1
FC protocol	4-Gb	4-Gb	4 GB	4-Gb	4-Gb	2-Gb	2-Gb
Maximum Transfer	1.6 GB/sec	800 MB/sec	400 MB/sec	800 MB/sec	400 MB/sec	800 MB/sec	200 MB/sec
Rate (half duplex)
Maximum Transfer	2 GB/sec	1 GB/sec	800 MB/sec	1 GB/sec1	800 MB/sec	1 GB/sec1	400 MB/sec
Rate (full duplex)
Bus type	PCIe	PCIe	PCIe	PCI-X	PCI-X	PCI-X	PCI
Bus characteristics2	8 lane	4 lane	4 lane	64-bit	64-bit	64-bit	64-bit
				133 MHz2	133 MHz2	133 MHz2	66 MHz2
Optical interface	SFP LC	SFP LC	SFP LC	SFP LC	SFP LC	SFP LC	SFF LC
Maximum cable	300m@2-Gb	300m@2-Gb	300m@2-Gb	300m@2-Gb	300m@2-Gb	500m@1-Gb	500m@1-Gb
length	150m@4-Gb	150m@4-Gb	150m@4-Gb	150m@4-Gb	150m@4-Gb	300m@2-Gb	300m@2-Gb
Low profile form		9	9	9	9
factor
Advanced Data	9	9	9	9	9	9	9
Streaming (ADS)
Technology
Software RAID	9	9	9	9	9	9	9
support3
Developer's Kit	9	9	9	9	9	9	9
(Target Mode & API)
Developer's Kit						9
(Advanced)
Integrated Offload &						9
Processing Center
(IOPC)
Onboard memory for						9
Direct Memory
Transfers
Windows support	9	9	9	9	9	9	9
Linux (Red Hat,	9	9	9	9	9	9	9
SUSE) driver support
Macintosh OS X	9	9	9	9	9	9	9
(Tiger) driver support
RoHS compliant	9	9	9	9	9
version
1 Performance ceiling is constrained by 133 MHz PCI-X bus transfer speed
2 Backward compatible to 32-bit and 33 MHz PCI; FC-24XL is 3.3V; FC-21PS is 3.3V/5V Universal
3 ATTO ExpressStripe for OS X available; Express Power Center and other software RAID supported for Windows

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