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1 ATTO Technology Inc. ATTO ExpressSAS Host Adapter Installation and Operation Manual
1 ATTO provides storage solutions
The ATTO Technology ExpressSAS low-profile host adapters provide 3-Gb SAS/SATA II connectivity for
both IT and digital video environments. The adapters are compatible with multiple operating systems,
applications and drives.
The ATTO ExpressSAS R380 host adapter and the
ExpressSAS R348 host adapter provide enhanced
reliability and performance thanks to more than 15
years of ATTO experience with SCSI hardware and
storage connectivity solutions. Using the latest in PCI
Express bus technology, the ATTO ExpressSAS host
adapters deliver blazing-fast performance with
transfer rates of up to 3-Gb per second per port.
An easy-to-use utility, ATTO Configuration Tool,
configures, manages and monitors the ExpressSAS
adapters.
ATTO also incorporates its field-proven Advanced
Data Streaming (ADS™) technology to meet the most
demanding performance requirements of intensive
applications. ATTO provides industry standard PCIe
to SAS control using Serial SCSI Protocol (SSP),
Serial ATA Tunneling Protocol (STP) and Serial
Management Protocol (SMP).
The ATTO ExpressSAS R348 is a low-profile SAS
host adapter configurable as four external and four
internal ports or as eight internal ports.
The ATTO ExpressSAS R380 is a low-profile SAS
host adapter with eight external ports.
Primary benefits
• Improved performance over traditional
ULTRA320 SCSI with SAS, SATA and SATA II
attachment
• Increased bandwidth through x8 PCI Express
host interface
• Point-to-point technology delivers full throughput
to each connected storage device
• One-click installation
• User-friendly ATTO Configuration Tool provides
a simple host-based utility for effortless
configuration, a BIOS setup utility provides
flexibility for custom applications, and a user-
friendly GUI allows for quick and easy RAID
setup
• ADS technology: alleviates data transfer
bottlenecks and moves data more efficiently
while managing latency
Technical highlights
• x8 PCIe host interface: PCIe spec 1.0a
• True low-profile form factor
• Length: 6.600”
• Height: 2.713”
• Low-profile and standard height brackets
• Operating environment
• Temperature: 0°-55°C (32°-113°F)
• Humidity: 5%-95% non-condensing
• Storage Environment
• Temperature: -40°-70°C (-40°-157°F)
• Humidity: 5%-95% non-condensing
• Protocols:
• Serial SCSI Protocol (SSP)
• Serial ATA Tunneling Protocol (STP)
• Serial Management Protocol (SMP)
• Drivers to support Windows® 2000, Server
2003, XP and Vista (32 bit & 64 bit), Linux Red
Hat and SUSE (32 bit & 64 bit kernel 2.6.x) and
Mac® OS X (10.4x)
• RoHS compliant