CPU
CPU Model Intel Atom C3538
CPU Architecture 64-bit
CPU Frequency Quad Core 2.1 GHz
Hardware Encryption Engine (AES-NI)
Memory
System Memory 4 GB DDR4
Memory Module Pre-installed 4 GB (4 GB x 1)
Total Memory Slots 2
Memory Expandable up to 32 GB (16 GB x 2)
Notes
Synology reserves the right to replace memory modules with the same or higher frequency based on supplier's product life cycle status. Rest assured that the compatibility and stability have been strictly verified with the same benchmark to ensure identical performance.
Please select Synology memory modules for optimum compatibility and reliability. Synology will not provide complete product warranty or technical support if non-Synology memory modules are used for memory expansion.
Storage
Drive Bays 6
Maximum Drive Bays with Expansion Unit 16
Compatible Drive Type* (See all supported drives)
3.5" SATA HDD
2.5" SATA HDD
2.5" SATA SSD
Maximum Internal Raw Capacity 96 TB (16 TB drive x 6) (Capacity may vary by RAID types)
Maximum Raw Capacity with Expansion Units 256 TB (96 TB + 16 TB drive x 10) (Capacity may vary by RAID types)
Maximum Single Volume Size* 108 TB
Hot Swappable Drive yes
Notes
"Compatible drive type" indicates drives that have been tested to be compatible with Synology products. This term does not indicate the maximum connection speed of each drive bay.
The maximum raw capacity is not limited by the maximum single volume size. Synology NAS models may utilize capacities over the maximum single volume size as long as each volume created is below the limit. (Learn more)
Each internal volume (may consist of multiple drives) is expandable up to 108TB.
External Ports
RJ-45 1GbE LAN Port 4 (with Link Aggregation / Failover support)
USB 3.0 Port 3
eSATA Port 2
PCIe
PCIe Expansion 1 x Gen3 x8 slot (black, x4 link)
Add-In-Card Support
PCIe Network Interface Card (Learn more)
M2D18 - Dual M.2 SATA/NVMe SSD adapter card for SSD cache
File System
Internal Drives
Btrfs
EXT4
External Drives
Btrfs
EXT4
EXT3
FAT
NTFS
HFS+*
HFS+
exFAT*
Notes exFAT Access is purchased separately in Package Center.
Appearance
Size (Height x Width x Depth) 166 mm x 282 mm x 243 mm
Weight 5.05 kg
Others
System Fan 92 mm x 92 mm x 2 pcs
Fan Speed Mode
Full-Speed Mode
Cool Mode
Quiet Mode
Easy Replacement System Fan
Brightness Adjustable Front LED Indicators
Power Recovery
Noise Level* 23.7 dB(A)
Scheduled Power On / Off
Wake on LAN / WAN
Power Supply Unit / Adapter 250 W
AC Input Power Voltage 100 V to 240 V AC
Power Frequency 50/60 Hz, Single Phase
Power Consumption* 56.86 W (Access)
25.76 W (HDD Hibernation)
British Thermal Unit 194.01 BTU/hr (Access)
87.9 BTU/hr (HDD Hibernation)
Notes
Power consumption is measured when it is fully loaded with Western Digital 1TB WD10EFRX hard drive(s).
Noise Level Testing Environment: Fully loaded with Seagate 2TB ST2000VN000 hard drive(s) in the idle state. Two G.R.A.S. Type 40AE microphones, each set up 1 meter away from the Synology NAS at the front and rear. Background noise: 16.49-17.51 dB(A); Temperature: 24.25-25.75?C; Humidity: 58.2-61.8%
Temperature
Operating Temperature 0°C to 40°C (32°F to 104°F)
Storage Temperature -20°C to 60°C (-5°F to 140°F)
Relative Humidity 5% to 95% RH
Certification
FCC
CE
EAC
BSMI
VCCI
CCC
RCM
KC
Warranty : 3-year hardware warranty, extendable to 5-year coverage - EW201
Notes The warranty period starts from the purchase date as stated on your purchase receipt. (Learn more)
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
Optional Accessories
D4NESO-2666-4G DDR4 non-ECC SO-DIMM*
D4ECSO-2666-16G DDR4 ECC SO-DIMM*
Surveillance Device License Pack
Expansion Unit: DX517 X 2
Synology Ethernet Adapter E10G17-F2
Synology Ethernet Adapter E10G18-T1
Synology Ethernet Adapter E10G18-T2
Synology M2D18 M.2 SSD adapter card
VS360HD
VS960HD
