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General

Manufacturer Drobo Buffalo Technology
Model DRDR4A21 WS-RV8.0TL/R5
Lowest Price $609.99 Compare Drobo DRDR4A21 prices $1,957.17 Compare Buffalo Technology WS-RV8.0TL/R5 prices
Warranty 2 years limited 1 year limited

Ports

RJ45 Ports 1 x 10/100/1000M 2 x 10/100/1000M
USB Ports 1 x USB 2.0 (type A) 2 x USB3.0 + 2 x USB2.0
eSATA Ports Yes No
Other Ports 1 VGA (recovery only) 1 x VGA

Storage

Drive Bays 2 4
Hard Disk Interface 2 x SATA 4 x SATA
Hard Disk Size 4TB 8TB
Rotational Speed 7200RPM 7200RPM

Features

World\'s Most Expandable USB 3.0 Array

BeyondRAID Technology

Protection from Two Drive Failures

Self-Healing Technology

Storage Capacity: 10TB Maximum

Drives: Accommodates from one to five 3.5" SATA I / SATA II hard drives of any manufacturer, capacity, spindle speed, and/or cache. No carriers or tools required.

Power:
Idle system (standby, drives off) = 12 watts
Typical busy system (four drives) = 56 watts

File System Options
Windows: NTFS
Mac OS X: HFS+
Cross-Platform: FAT32
Linux: EXT3

Operating System Support:
Windows 2008 Server
Windows 2003 Server
Windows XP
Windows Vista
Windows 7
Mac OS 10.5 or higher
Linux* using EXT3

*Linux support currently in Beta
Front loading hot swap hard drives with lockable front panel

Active Directory support

Disk quota (soft quota) support prevents users/groups from consuming too much disk space

DFS (Distributed File System) support

Hot swap hard drive trays behind the front panel for easy drive access and replacement

Large silent fan cools hard drive efficiently

Advanced ventilation design reduces internal heat

LCD Display shows important TeraStation information and disk status

Form Factor

Dimensions 10.3" x 7.3" x 5.9" 16.9" x 16.5" x 1.7"
Weight 5.8 lbs. lbs 19.9 lbs. lbs
Form Factor 3.5" 1U

Networking

Data Link Protocol
Network Interface Controller Ethernet 1000 Mb-s
DLNA Certified No No

Hardware

Standards IEEE 802.3, IEEE 802.3u, IEEE 802.3ab IEEE 802.3, IEEE 802.3u, IEEE 802.3ab
Supported Protocols File Server: SMB, AFP, FTP, HTTP, HTTPS
Others: Apple Bonjour, BitTorrent, NTP, DHCP, Apipa
Networking: TCP/IP
File Sharing: CIFs/SMB, NFS, IIS, (FTP/FTPS, HTTP/HTTPS)
Directory Integration: LDAP, Active Directory
Time Synchronization: NTP
Processor Intel Atom D510 1.66GHz (Dual Core) Intel Atom 1.66 GHz Dual Core
Memory RAM: 1GB DDR II
Flash: 512MB
2 GB RAM
RAID RAID 0, 1 RAID 0, 1, 5 and JBOD
LEDs Status, LAN, USB, eSATA, HDD Power/ status LEDs OLED display
Power AC Input 100-240V, 50-60Hz, Energy Star V Rated 100-240 VAC 50/60Hz
Temperature 0°C - 40 °C 0°C - 40 °C
Humidity 0-95% RH (non-condensing) 20-80% Humidity (non-condensing)

Software

Operating System Latest version of Windows XP, Windows Vista, Windows Vista 64-bit, Windows 7 / Mac OS X 10.4, 10.5, 10.6 / Linux 2.6 Client OS Support: Windows 7 (32-bit/64-bit), Windows Vista (32-bit/64-bit), Windows XP, Windows 2000, Windows Server 2008, Windows Server 2003, Windows 2000 Server
Management Internet Explorer v6 or other Java-enabled Browsers
5 Different Hard Drive Configurations
Scandisk
E-mail Alerts
Drive Quotas
Power Management
DDNS: [yourname].lgnas.com
Active Directory: Supported
Media Streaming Server: DLNA
Download Server: BitTorrent
PC-NAS Sync: Supported
Music Server: iTunes
Smartphone: Data Copy, Stream Supported
USB Camera: Supported

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