Synology DS1621+ 6-Bay NAS Storage (AMD Ryzen V1500B Quad Core 2.2 GHz, 4GB D4 ECC, 4 x GbE)

Synology DS1621+ 6-Bay NAS Storage

Key Features

6 x 3.5"/2.5" SATA HDD/SSD Drive Bays
2.2 GHz AMD Ryzen V1500B Quad-Core
4GB of DDR4 ECC RAM
4 x Gigabit Ethernet Ports
3 x USB 3.2 Gen 1 Type-A | 2 x eSATA
RAID 0, 1, 5, 6, 10, Hybrid, and JBOD
Sequential Writes up to 2300 MB/s
AES-NI Hardware Encryption Engine
M.2 2280 SSD & 10GbE Expansion Slots
Synology DiskStation Manager OS

Features

CPU
AMD Ryzen V1500B Quad-core 2.2 GHz

Cache Acceleration
Dual M.2 2280 slots for NVMe Cache

Performance
110K, 174% higher 4K random read IOPS1

Scalability
Expand up to 16 drives with two DX517 expansion units

Hardware Specifications

CPU

CPU Model : AMD Ryzen V1500B
CPU Quantity : 1
CPU Core : 4
CPU Architecture : 64-bit
CPU Frequency : 2.2 GHz
Hardware Encryption Engine    : Yes

Memory

System Memory : 4 GB DDR4 ECC SODIMM
Memory Module Pre-installed : 4 GB (4 GB x 1)
Total Memory Slots    : 2
Maximum Memory Capacity    : 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.
For more information about the recommended memory configurations, please check the Hardware Installation Guide of your Synology product.

Storage

Drive Bays : 6
Maximum Drive Bays with Expansion Unit : 16 (DX517 x 2)
M.2 Drive Slots : 2 (NVMe)
Compatible Drive Type* (See all supported drives)    
• 3.5" SATA HDD
• 2.5" SATA HDD
• 2.5" SATA SSD
• M.2 2280 NVMe SSD

Hot Swappable Drive* : Yes

    
Notes    
The hot swappable drive feature is not supported by M.2 SSD slots.
"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.

External Ports

RJ-45 1GbE LAN Port : 4
USB 3.2 Gen 1 Port* :3
Expansion Port : 2
Expansion Port Type : eSATA

Notes : The USB 3.0 standard was renamed to USB 3.2 Gen 1 by the USB Implementers Forum (USB-IF) in 2019.

PCIe
PCIe Expansion : 1 x Gen3 x8 slot (x4 link)

Appearance

Size (Height x Width x Depth) : 166 mm x 282 mm x 243 mm
Weight : 5.1 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: Yes
Brightness Adjustable Front LED Indicators : Yes    
Power Recovery : Yes

Noise Level* : 25.2 dB(A)

Scheduled Power On / Off: Yes
Wake on LAN / WAN : Yes

Power Supply Unit / Adapter    : 250 watts
AC Input Power Voltage    : 100V to 240V AC
Power Frequency    : 50/60 Hz, Single Phase
Power Consumptio : 51.22 watts (Access) | 25.27 watts (HDD Hibernation)
British Thermal Unit    174.77 BTU/hr (Access) | 86.22 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

Warranty
3-year hardware warranty, extendable to 5 years with Extended Warranty Plus