Data Sheet
6Gb/s SAS/SATA RAID Adapters
ExpressSAS R60F
ExpressSAS R680
ExpressSAS R608
ExpressSAS R644
ATTO’s ExpressSAS 6Gb/s SAS/SATA RAID Adapters offer
the fastest available connectivity to SAS or SATA storage
with integrated RAID protection.
Technical Features
Long-Standing RAID Experience
• 1200 MB/s per port throughput in fullduplex mode
Leveraging over 18 years of RAID technology development, ATTO’s family of ExpressSAS
6Gb/s SAS/SATA RAID adapters feature the time-proven ATTO RAID Stack, DVRAID™ and
CacheAssure™, propietary technologies developed to provide the most robust RAIDbased connectivity solution in the industry.
• Port configurations include 16 internal,
8 external, 8 internal, and 4 internal /
4 external
• Features a high-performance x8 PCIe
2.0 host interface
• Low-profile form factor
Flexible Connectivity Solutions
With several port configuration options including 16 internal, 8 external, 8 internal, and 4
external/4 internal, ExpressSAS 6Gb/s SAS/SATA RAID adapters are ideal for a wide variety
of IT and digital media environments requiring high-performance and parity RAID
protected data. ExpressSAS RAID adapters offer driver support for Windows®, Linux and
Mac® OS X, providing a single connectivity solution for customers with heterogeneous
operating system environments.
Performance Engineered
The ExpressSAS 6Gb/s SAS/SATA RAID adapter family allows users to instantly protect their
critical data while enhancing performance. ATTO designs ExpressSAS RAID adapters to
• SAS 2.0, SAS, SATA and SATA II
• Supports up to 256 SAS/SATA devices
• Exclusive Advanced Data Streaming
(ADS™) Technology, DriveAssure™ and
• Data Recovery mode increases the
probability of retrieving lost data from a
failed drive
• Disk and Tape support in one PCIe slot
maintain full performance in degraded mode and to minimize downtime with 50% faster
rebuilds, limiting exposure to a second drive failure. Exclusive latency management
features like Advanced Data Streaming (ADS™) Technology and DriveAssure™ minimize
• Driver support for Windows®, Linux,
and Mac® OS X
data transfer interruptions to ensure the highest level of consistent performance. These
differentiating capabilities make ATTO the premier choice for high-performance host-
• RAID 0, 1, 4, 5, 6, 10, 40, 50, 60, JBOD
based RAID connectivity.
• 3-year standard product warranty
Advanced Management Tools
ATTO’s easy-to-use Configuration Tool features an intuitive GUI that simplifies RAID group
configuration, management and monitoring. ATTO’s ExpressSAS RAID adapters offer the
most advanced performance tuning capabilities and troubleshooting utilities, providing
users with sophisticated diagnostics and the flexibility to control settings for specific
Data Sheet
6Gb/s SAS/SATA RAID Adapters
ExpressSAS R60F, R680, R608, R644
Technical Specifications
ExpressSAS RAID adapters add high-performance RAID data protection to direct-attached SAS and SATA JBOD storage. They are an ideal connectivity solution for high-performance
media and entertainment and general IT environments. ExpressSAS 6Gb/s SAS/SATA RAID adapters deliver affordable host-level RAID for high-bandwidth workflows such as digital
content creation, streaming video, transactional databases, and email and Web servers.
Advanced Data Streaming (ADS™)
User Benefits
Agency Approvals and Compliance
Latency-management technology that controls the
acceleration of data transfers to move large amounts of
data faster and more efficiently.
High performance host-based RAID for directattached storage
FCC Part 15, Subpart B, Class B
EN55024: 1998 + A1: 2001 + A2: 2003
Four port configurations for flexible connectivity
EN55022: 2006, Class B
Full performance in degraded or rebuild mode
EN60950-1: 2001
Flash-based cache protection protects against lost
data during power or system failure
RoHS-6 Compliant
More options for retrieving data from a failed drive
with Data Recovery mode
50% faster rebuilds
Efficient scalability with host-level RAID
Maintain high priority workflows with tunable
RAID group partitioning for better management
DriveAssure™ Technology
Drive assessment and latency management technology
that minimizes the likelihood of RAID groups becoming
degraded or taken offline due to slow drives, ensuring
uninterrupted access to data.
CacheAssure™ Technology
Flash-based protection module providing a
maintenance-free solution that safeguards against the
loss of cached data during a power or system failure.
RAID Features and Functionality
SAS 2.0, SAS, SATA and SATA II support
RAID Levels 0, 1, 4, 5, 6, 10, 40, 50, 60, JBOD,
▪ Length 6.600”, Height 2.713”
Management Tools
User-friendly GUI for quick and easy RAID setup
Command Line Interface for advanced functionality
ATTO Config Tool: BIOS-based RAID management
and configuration utility
Storage Environment
▪ Temperature: -40°-70°C (-40°-157°F)
Command coalescing
Staggered drive spin-up
Bus Specifications
RAID level migration
Hot swap with auto rebuild
Online performance metrics and event logs
Native command queuing
512MB ECC protected cache memory
SES, SNMP and S.M.A.R.T. Support
Configurable stripe size
Online capacity expansion
Global and dedicated hot spares
Automatic and tunable online rebuilds
N-way mirroring
Humidity: 10 - 90% non-condensing
Humidity: 5 - 95% non-condensing
Operating Voltage
x8 PCI Express 2.0 host interface
External Connectivity
18W (typical)
x4 Mini SAS connectors
Low profile form factor; full-height bracket included
Windows® Server 2003, 2008,
Windows XP, Vista, 7
SUSE Linux
Red Hat Linux
Mac ®OS X (10.4.x - 10.6.x)
ATTO ExpressSAS R60F
9.6W (typical)
Operating System Support
Pass-through support for tape and tape devices
Operating Temperature
Hardware Environment
▪ Temperature: 0-40° C
▪ Length 8.638”, Height 2.846”
150 lf/m (min) recommended
ATTO ExpressSAS R680
3 Year
ATTO ExpressSAS R608
ATTO ExpressSAS R644
16 Internal
8 External
8 Internal
4 External/4 Internal
Bus Characteristics
x8 PCIe 2.0
x8 PCIe 2.0
x8 PCIe 2.0
x8 PCIe 2.0
Form Factor
Low Profile
Low Profile
Low Profile
Low Profile
4 Mini SAS (x4)
SFF 8087 Internal
2 Mini SAS (x4)
SFF 8088 External
2 Mini SAS (x4)
SFF 8087 Internal
1 Mini SAS (x4)
SFF 8088 External
1 Mini SAS (x4)
SFF 8087 Internal
Part Number
C o m p u t e r
G m b H
Carl-Zeiss-Str. 27-29 • D-73230 Kirchheim / Teck
Tel. +49(0)7021-487 200 • Fax +49(0)7021-487 400
Product features and specifications are subject to change without notice.