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General

Manufacturer Drobo NETGEAR
Model DRDR4A21 RNRP4420-100NAS
Lowest Price $609.99 Compare Drobo DRDR4A21 prices $5,965.99 Compare NETGEAR RNRP4420-100NAS prices
Warranty 2 years limited 5 years 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 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 4 x 2 TB
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
The ReadyNAS 3100 is a 1U 4-bay storage system designed for those seeking reliable and affordable server virtualization and file storage.

The ReadyNAS unified architecture supports both NAS and SAN applications and solves numerous data management problems with a single system. Redundant power supplies deliver high reliability, and NETGEAR\'s RAIDiator operating system ensures stability.

Integrated data protection and offsite replication features make managing complex business storage environments affordable.

For the Hard drives compatibility, please go to http://www.readynas.com/?page_id=82

Form Factor

Dimensions 10.3" x 7.3" x 5.9" 1.70" Height x 17.20" Width x 25.60" Depth
Weight 5.8 lbs. lbs 44 lb - with 4 disks lbs
Form Factor 3.5" Rackmount

Networking

Data Link Protocol
Network Interface Controller
DLNA Certified No No

Hardware

Standards IEEE 802.3, IEEE 802.3u, IEEE 802.3ab IEEE 802.3ab
Supported Protocols File Server: SMB, AFP, FTP, HTTP, HTTPS
Others: Apple Bonjour, BitTorrent, NTP, DHCP, Apipa
Protocols:

CIFS/SMB

AFP 3.1

NFS v.2 and v.3

HTTP

HTTPS

FTPS

FTP

IPv6

WEBDAV

iSCSI

DHCP

WINS

NTP

SNMP
Processor Intel Atom D510 1.66GHz (Dual Core) Intel
Memory RAM: 1GB DDR II
Flash: 512MB
2 GB ECC
RAID RAID 0, 1 RAID 0, 1, 5 and X-RAID
LEDs Status, LAN, USB, eSATA, HDD Power:(Blue)
System busy: (Yellow)
System alert : Redundant power or system fan failure (Red)
HDD 1-16 Activity/Fail (Green/Red)
Power AC Input 100-240V, 50-60Hz, Energy Star V Rated Power Supply: 2 x 450 W Redundant
Temperature 0°C - 40 °C Operating Temperature: 5°C to
Humidity 0-95% RH (non-condensing) 5-95% R.H

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 Microsoft Windows XP or newer.
Mac OS X 10.4 or newer.
Linux: Redhat 9, Enterprise 4/5, Gentoo, Mandrake 10, Devian 4, FedoraCore 6/5, OpenSUSE 10.3
Management Internet Explorer v6 or other Java-enabled Browsers
5 Different Hard Drive Configurations
Scandisk
E-mail Alerts
Drive Quotas
Power Management
Volumes Management:

Advanced volume management (Flex-RAID)

Journaling file system

User and group quotas


System Management:

Performance tuning options

Device health status

System configuration backup and restore

Email alerts and event logs

Network UPS monitoring

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