Hardware Specifications

CPU

CPU Model

Marvell Armada 385 88F6820

CPU Architecture

32-bit

CPU Frequency

Dual Core 1.0 GHz

Hardware Encryption Engine

Memory

System Memory

512 MB DDR3

Storage

Drive Bay(s)

2

Compatible Drive Type* 

·         3.5" SATA III / SATA II HDD

·         2.5" SATA III / SATA II HDD (with optional 2.5" Disk Holder)

·         2.5" SATA III / SATA II SSD (with optional 2.5" Disk Holder)

Maximum Internal Raw Capacity

20 TB (10 TB HDD x 2) (Capacity may vary by RAID types)

Maximum Single Volume Size

16 TB

Notes

"Compatible drive type" indicates the drives that have been tested to be compatible with Synology products. This term does not indicate the maximum connection speed of each drive bay.

External Ports

USB 3.0 Port

2

File System

Internal Drives

EXT4

External Drives

·         EXT4

·         EXT3

·         FAT

·         NTFS

·         HFS+*

·         exFAT*

Notes

·         HFS+ is read only, max 2TB volume size.

·         exFAT Access is purchased separately in Package Center.

Appearance

Size (Height x Width x Depth)

165 mm x 100 mm x 225.5 mm 

Weight

0.88 kg 

Others

RJ-45 1GbE LAN Port

1

Wake on LAN/WAN

System Fan

92 mm x 92 mm x 1 pcs

Fan Speed Mode

·         Cool Mode

·         Quiet Mode

·         Low-power Mode

Wireless Support (dongle)

Brightness adjustable front LED indicators

Power Recovery

Noise Level*

18.2 dB(A) 

Scheduled Power On/Off

Power Supply Unit / Adapter

60W 

AC Input Power Voltage

100V to 240V AC

Power Frequency

50/60 Hz, Single Phase

Power Consumption*

14.85 W (Access) 
6.95 W (HDD Hibernation) 

British Thermal Unit

50.63 BTU/hr (Access) 
23.71 BTU/hr (HDD Hibernation) 

Environment Temperature

Operating Temperature

5°C to 40°C (40°F to 104°F)

Storage Temperature

-20°C to 60°C (-5°F to 140°F)

Relative Humidity

5% to 95% RH

Certification

·         FCC Class B

·         CE Class B

·         BSMI Class B

Warranty

2 Years

Notes

·         Power consumption is measured when fully loaded with Western Digital 1TB WD10EFRX hard drive(s).

·         Noise Level Testing Environment: Fully loaded with WD 1TB WD10JFCX hard drive(s) in idle; Two G.R.A.S. Type 40AE microphones, each set up at 1 meter away from the Synology NAS front and rear; Background noise: 17.2 dB(A); Temperature: 23.6˚C; Humidity: 58.2%.

DSM Specifications 

Storage Management

Maximum Internal Volume Number

256

Maximum iSCSI Target Number

10

Maximum iSCSI LUN

10

Supported RAID Type

·         Synology Hybrid RAID

·         Basic

·         JBOD

·         RAID 0

·         RAID 1

RAID Migration

Basic to RAID 1

Volume Expansion with Larger HDDs

·         Synology Hybrid RAID

·         RAID 1

Volume Expansion by Adding a HDD

Synology Hybrid RAID

File Sharing Capacity

Maximum Local User Accounts

1024

Maximum Local Groups

256

Maximum Shared Folder

256

Maximum Shared Folder Sync Tasks

2

Maximum Concurrent CIFS/AFP/FTP Connections

128

Windows Access Control List (ACL) Integration

NFS Kerberos Authentication

Log Center

Syslog Events per Second

100

Add-on Packages 

Chat

Maximum Users

10

Notes

·         The number of concurrent HTTP connections for Chat was configured to the maximum.

·         CPU and RAM usage were both under 80% when testing the recommended number of clients.

·         For tested models with expandable memory, the maximum amount of RAM was installed.

Cloud Station Server

Maximum Concurrent File Transfers

128

Download Station

Maximum Concurrent Download Tasks

30

exFAT Access (optional)

HiDrive Backup

Media Server

DLNA Certification

Office

Maximum Users

10

Maximum Simultaneous Editing Users

10

Notes

·         CPU and RAM usage were both under 80% when testing the recommended number of clients.

·         For tested models with expandable memory, the maximum amount of RAM was installed.

·         Client performance may affect maximum simultaneous editing users. Client PCs used for testing: Intel Core i3-3220 / 8GB RAM

PDF Viewer

Surveillance Station

Maximum IP cam (Licenses required)

10 (including 2 Free License)

Total FPS (H.264)*

300 FPS @ 720p (1280x720) 
150 FPS @ 1080p (1920×1080) 
100 FPS @ 3M (2048x1536) 
40 FPS @ 5M (2591x1944)

Total FPS (MJPEG)*

150 FPS @ 720p (1280x720) 
75 FPS @ 1080p (1920×1080) 
50 FPS @ 3M (2048x1536) 
25 FPS @ 5M (2591x1944)

Notes

Surveillance Station throughput is tested with Axis network camera, using continuous recording with live view from Surveillance Station and motion detection by camera. Live view and recording are sharing the same stream from the camera.

Video Station

Video Transcoding

Group 2 

VPN Server

Maximum Connections

5

Environment & Packaging

Environment

RoHS Compliant

Packaging Content

·         Main Unit X 1

·         Welcome Note X 1

·         Accessory Pack X 1

·         AC Power Adapter X 1

·         AC Power Cord X 1

·         RJ-45 LAN Cable X 1

Optional Accessories

·         Camera License Pack

·         Disk Holder: Type C

·         VS360HD