800MHz
512MB
512MB
Seagate Netgear Bualo LaCie WD Iomega
Product
BlackArmor NAS
440/420
Netgear ReadyNAS NV+ TeraStation III Big 5Disk ShareSpace StorCenter Pro ix4
CPU 1.2 GHz 500MHz 500MHz 400 MHz
RAM 256MB 256MB 128MB 128MB 512MB
Flash 32MB 64MB 4MB 16MB
HDD Performance 7200 RPM Varies Varies Varies Varies 7200 RPM
Ethernet GigaLAN x2 GigaLAN x1 GigaLAN x2 GigaLAN x1 GigaLAN x1 GigaLAN x1
USB 4 3 2 1 2 4
Internal HDD Support SATA I/II SATA I/II SATA SATA SATA I/II SATA II
HDD Capacity 2,4,6,8TB 1, 1.5, 2, 3, 4 2, 4TB 2.5, 5, 7.5TB 2, 4TB 2, 4TB
RAID levels 0,1, 5, 10, JBOD 0, 1, 5, X-Raid
0, 1, 5, 10, JBOD + hot
spare
0, 5, 5, 6, 10, +Spare 0, 1, 5 5, 10 JBOD
Hot-Swappable √ √ √ √ - √
Jumbo Frames √ √ √ √ √ -
Power Supply External / Internal
External External Internal External External Internal
Redundant NICs √ - √ - - -
On-board LCD √ √ √ - - -
Smart Fan √
√ - √ - -
S.M.A.R.T. √ - - - - -
Power Management HDD Stand By - Scheduled shut down Standby Mode, On, O - -
UPS support √ √ - - √ √
Protocol Support
CIFS/SMB, NFS, FTP,
HTTP, HTTPS, Rsync,
Bonjour
CIFS, NFS, AFP, FTP,
HTTP, HTTPS, Rsync
CIFS/SMB, AFP, HTTP/
HTTPS, FTP/FTPS, NFS
SMB, AFP, FTP, HTTP,
Apple Bonjour
FTP , SMB, HTTP ,
HTTPS
CIFS/SMB/Rally, NFS, Apple
Bonjour, FTP, HTTP, SNMP
HTTPS / SSL Secure Login
√ √ √ √ √ -
FTP Server √ √ √ √ √ √
E-mail Alerts / Notications
√ √ √ √ √ √
Print Server √ √ √ - - √
NAS to NAS Backup
LAN
√ √ √ - - -
Direct
√ - √ - - -
NAS to USB (scheduled) √ √ √ √ Manual only √
USB to NAS (Scheduled) √ √ - One click import - -
Client Back up (#of Licenses) Acronis, 10 licenses Retrospect, 5 licenses Trial version of Memeo
Genie Backup Manager
Pro, 3
licenses
Memeo, 3 licenses Retrospect, unlimited
Bare Metal Recovery √ √ - √ - √
Windows AD Integration √ √ √ √ √ √
Internal Users & Groups √ √ √ √ √ √
Custom Shared Folders √ √ √ √ √ √
Multi-Volume Creation √ √ - - - -
Quotas √ √ √ - √ -
Recycle Bin Support √ - - - - -
DDNS √ - - - - -
Remote Access √ √ - √ √ -
Encryption √ - √ - - -
UPnP/DLNA Support √ √ √ - √ √
Download Manager Support √ - - √ √ -
ITunes Server √ √ - - √ √
Seagate
®
BlackArmor
®
NAS 440/420
Network Attached Storage Server Competitive Landscape – NAS
© 2009 Seagate Technology LLC. All rights reserved. Seagate, Seagate Technology, the Wave logo, and BlackArmor are trademarks or registered trademarks
of Seagate Technology LLC or one of its afliated companies in the United States and/or other countries. All other trademarks or registered trademarks are the
property of their respective owners. When referring to hard drive capacity, one gigabyte, or GB, equals one billion bytes and one terabyte, or TB, equals one
thousand billion bytes. Your computer’s operating system may use a dierent standard of measurement and report a lower capacity. In addition, some of the listed
capacity is used for
formatting and other functions and will not be available for data storage. Quantitative usage examples for various applications are for illustrative
purposes. Actual quantities will vary based on various factors, including le size, le format, features, and application software. Seagate reserves the right to change,
without notice, product oerings or specications. Seagate Technology LLC, 920 Disc Drive, Scotts Valley CA 95066 U.S.A. www.seagate.com CM512.1-0903
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