CPU Model |
Intel Atom C2538 |
CPU Architecture |
64-bit |
CPU Frequency |
Quad Core 2.4 GHz |
Hardware Encryption Engine (AES-NI) |
|
Memory |
System Memory |
2 / 8 GB DDR3 |
Memory Module Pre-installed |
2GB (1 x 2GB) / 8GB (2 x 4GB) |
Total Memory Slots |
2 |
Memory Expandable up to |
16 GB (8 GB x 2) |
Storage |
Drive Bays |
5 |
Maximum Drive Bays with Expansion Unit |
15 |
Compatible Drive Type* (See all supported drives) |
- 3.5" SATA HDD
- 2.5" SATA HDD
- 2.5" SATA SSD
|
Maximum Internal Raw Capacity |
50 TB (10 TB HDD x 5) (Capacity may vary by RAID types) |
Maximum Raw Capacity with Expansion Units |
150 TB (10 TB HDD x 15) (Capacity may vary by RAID types) |
Maximum Single Volume Size |
108 TB |
Hot Swappable Drive |
|
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.
- Expansion of the internal volume is only supported if the combined
single volume size does not exceed the maximum limit of
108TB.
|
External Ports |
RJ-45 1GbE LAN Port |
4 (with Link Aggregation / Failover support) |
USB 3.0 Port |
4 |
eSATA Port |
2 |
PCIe |
PCIe Expansion |
1 x Gen2 x8 slot (x4 link) |
Add-in-card support |
- M2D17 - Dual M.2 SSD adapter card for SSD cache
- PCIe Network Interface Card (Learn more)
|
File System |
Internal Drives |
|
External Drives |
- Btrfs
- EXT4
- EXT3
- FAT
- NTFS
- HFS+
- exFAT*
|
Notes |
exFAT Access is purchased separately in Package Center. |
Appearance |
Size (Height x Width x Depth) |
166 mm x 250 mm x 243 mm
|
Weight |
4.46 kg
|
Others |
System Fan |
80 mm x 80 mm x 2 pcs |
Fan Speed Mode |
|
Easy Replacement System Fan |
|
Wireless Support (dongle) |
|
Brightness adjustable front LED indicators |
|
Power Recovery |
|
Noise Level* |
26.2 dB(A)
|
Scheduled Power On/Off |
|
Wake on LAN/WAN |
|
Power Supply Unit / Adapter |
200W
|
AC Input Power Voltage |
100V to 240V AC |
Power Frequency |
50/60 Hz, Single Phase |
Power Consumption* |
42.1 W (Access) 23.1 W (HDD Hibernation)
|
British Thermal Unit |
143.7 BTU/hr (Access) 78.9 BTU/hr (HDD Hibernation)
|
Environment Temperature |
Operating Temperature |
5C to 40C (40F to 104F) |
Storage Temperature |
-20C to 60C (-5F to 140F) |
Relative Humidity |
5% to 95% RH |
Certification |
- FCC Class B
- CE Class B
- BSMI Class B
|
Warranty |
3 Years |
Applicable Extended Warranty |
EW201 - 2 Year Extension |
Notes |
- Power consumption is measured when fully loaded with Western Digital
1TB WD10EFRX hard drive(s).
- Noise Level Testing Environment: Fully loaded with Seagate 2TB
ST2000VN000 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: 16.49-17.51 dB(A); Temperature: 24.25-25.75C;
Humidity: 58.2-61.8%
|
DSM Specifications ( See more ) |
Storage Management |
Maximum Internal Volume Number |
512 |
Maximum iSCSI Target Number |
32 |
Maximum iSCSI LUN |
256 |
iSCSI LUN Clone/Snapshot, Windows ODX |
|
Supported RAID Type |
- Synology Hybrid RAID
- Basic
- JBOD
- RAID 0
- RAID 1
- RAID 5
- RAID 6
- RAID 10
|
RAID Migration |
- Basic to RAID 1
- Basic to RAID 5
- RAID 1 to RAID 5
- RAID 5 to RAID 6
|
Volume Expansion with Larger HDDs |
- Synology Hybrid RAID
- RAID 1
- RAID 5
- RAID 6
|
Volume Expansion by Adding a HDD |
- Synology Hybrid RAID
- RAID 5
- RAID 6
- JBOD
|
Global Hot Spare Supported RAID Type |
- Synology Hybrid RAID
- RAID 1
- RAID 5
- RAID 6
- RAID 10
|
SSD Support |
SSD Read/Write Cache (White Paper) |
|
SSD TRIM |
|
File Sharing Capacity |
Maximum Local User Accounts |
2048 |
Maximum Local Groups |
256 |
Maximum Shared Folder |
512 |
Maximum Shared Folder Sync Tasks |
8 |
Maximum Concurrent CIFS/AFP/FTP Connections |
512(2GB) / 2048(8GB) |
Windows Access Control List (ACL) Integration |
|
NFS Kerberos Authentication |
|
High Availability Manager |
|
Log Center |
|
Syslog Events per Second |
800 |
Virtualization |
VMware vSphere 6 with VAAI |
|
Windows Server 2012 |
|
Windows Server 2012 R2 |
|
Citrix Ready |
|
OpenStack |
|
Add-on Packages (learn more about the complete
add-on package list) |
Antivirus by McAfee (Trial) |
|
Central Management System |
|
Chat |
|
Maximum Users |
400 |
Notes |
- The number of concurrent HTTP connections for Chat was configured to
the maximum.
- CPU and RAM usage were both under 80% when the number of maximum
users was reached.
- For tested models with expandable memory, the maximum amount of RAM
was installed.
|
Cloud Station Server |
|
Maximum Concurrent File Transfers |
512 (2GB) / 2000 (8GB) |
Maximum Concurrent File Transfers (with RAM expansion) |
6000 |
DDSM |
|
Maximum DDSM Number (Licenses required) |
15 (including 1 Free License) (Learn more) |
Document Viewer |
|
Download Station |
|
Maximum Concurrent Download Tasks |
80 |
exFAT Access (optional) |
|
MailPlus / MailPlus Server |
|
Free Email Accounts |
5 (Licenses required for additional accounts) |
Recommended MailPlus Client Number |
Up to 90 |
Maximum Server Performance |
712,000 emails per day, approx. 21.73GB |
Notes |
- The CPU and RAM usages were both under 80% when testing recommended
client numbers.
- For tested models with expandable memory, the maximum amount of RAM
was installed.
- Read-write SSD cache was enabled in 5-bay (and above) NAS models
with 2 SSDs units installed.
- The performance of the mail system will slightly decrease in
high-availability mode due to data synchronization between the two
servers.
- Functions that were enabled in all of the tests above: anti-spam,
anti-virus, DNSBL, greylist, content scan, full-text search (English
only).
|
Media Server |
|
DLNA Compliance |
|
Office |
|
Maximum Users |
400 |
Maximum Simultaneous Editing Users |
80 |
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
|
Snapshot Replication |
|
Maximum Snapshots per Shared Folder |
1024 |
Maximum Snapshots of all Shared Folder |
65536 |
Surveillance Station |
|
Maximum IP cam (Licenses required) |
40 (including 2 Free License) (See All Supported IP
Cameras) |
Total FPS (H.264)* |
1200 (2GB RAM) / 1200 (8GB RAM) FPS @ 720p (1280x720) 900 (2GB
RAM) / 1080 (8GB RAM) FPS @ 1080p (19201080) 320 (2GB RAM) / 480 (8GB
RAM) FPS @ 3M (2048x1536) 270 (2GB RAM) / 280 (8GB RAM) FPS @ 5M
(2591x1944) |
Total FPS (MJPEG)* |
540 (2GB RAM) / 760 (8GB RAM) FPS @ 720p (1280x720) 200 (2GB RAM)
/ 400 (8GB RAM) FPS @ 1080p (19201080) 150 (2GB RAM) / 280 (8GB RAM)
FPS @ 3M (2048x1536) 90 (2GB RAM) / 200 (8GB RAM) 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 1 - Type 1 (See more) |
Maximum Transcoding Channel Number |
1 channel, 30 FPS @ 1080p(19201080), H.264 (AVC)/MPEG-4 Part 2 (XVID,
DIVX5)/MPEG-2/VC-1 |
VPN Server |
|
Maximum Connections |
20 |
Environment & Packaging |
Environment |
RoHS Compliant |
Packaging Content |
- Main Unit X 1
- Accessory Pack X 1
- AC Power Cord X 1
- RJ-45 LAN Cable X 2
- Quick Installation Guide X
1
|