Synology DiskStation DS1621xs+ NAS Desktop Ethernet LAN Black D-1527
- CPU
- Intel® Xeon D-1527 4-core 2.2 GHz
- Memory
- 8 GB DDR4 ECC SODIMM, up to 32 GB
- High Performance
- Over 3,100 MB/s sequential read
- Scalability
- Up to 16 drives with DX5171


Type | NAS |
---|---|
Processor | Intel Xeon D |
Ethernet ports | 3 |
Storage drives installed | No |
SKU | DS1621XS+ |
EAN | 4711174723652 |
Manufacturer | Synology |
Availability | In Stock |
Product Family | DiskStation |
Central Management System
Conveniently manage your fleet of Synology NAS from a centralized console.
Synology MailPlus
Secure, reliable, and private mail server solution with an intuitive and modern mail client.
Synology High Availability
Seamless transition between clustered servers in the event of a server failure to minimize the impact on applications.
Storage | |
---|---|
Storage drives installed | No |
Installed storage drive type | No |
Supported storage drive types | HDD & SSD |
Number of storage drives supported | 6 |
Maximum supported storage capacity | 200 TB |
Hot-swap drive bays | Yes |
RAID support | Yes |
Supported file systems | BTRFS, FAT32, HFS+, NTFS, exFAT, ext3, ext4 |
RAID levels | 0, 1, 5, 6, 10, F1, JBOD |
Supported storage drive interfaces | M.2, Serial ATA |
Storage drive sizes supported | 2.5,3.5,M.2 |
Number of M.2 (M & B) slots | 2 |
Processor | |
Processor manufacturer | Intel |
Thermal Design Power (TDP) | 35 W |
Stepping | V2 |
Scalability | 1S |
Processor threads | 8 |
Processor socket | BGA 1667 |
Processor series | Intel Xeon D-1500 |
Processor package size | 37.5 x 37.5 mm |
Processor operating modes | 64-bit |
Processor lithography | 14 nm |
Processor codename | Broadwell |
Processor code | SR2DK |
Processor cache type | L3 |
Processor cache | 6 MB |
Processor boost frequency | 2.7 GHz |
PCI Express slots version | 2.0, 3.0 |
PCI Express configurations | 1x16, 1x4, 1x8 |
On-board graphics card model | Not available |
CPU configuration (max) | 1 |
Maximum internal memory supported by processor | 128 GB |
Conflict-Free processor | Yes |
Processor ARK ID | 91195 |
Processor frequency | 2.2 GHz |
Processor family | Intel® Xeon® D |
Processor model | D-1527 |
Processor cores | 4 |
Memory | |
Internal memory type | DDR4 |
Internal memory | 8 GB |
Maximum RAM supported | 32 GB |
Memory slots | 2 |
Memory form factor | SO-DIMM |
ECC | Yes |
Network | |
Ethernet LAN data rate supported (max) | 10000 Mbit/s |
Ethernet LAN | Yes |
Ethernet LAN data rates | 10,100,1000,10000 Mbit/s |
Wake-on-LAN ready | Yes |
Supported network protocols | SMB, AFP, NFS, FTP, WebDAV, CalDAV, iSCSI, Telnet, SSH, SNMP, VPN (PPTP, OpenVPN™, L2TP) |
iSCSI support | Yes |
Ports & interfaces | |
USB port | Yes |
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity | 3 |
PCI Express x8 (Gen 3.x) slots | 1 |
Ethernet LAN (RJ-45) ports | 3 |
eSATA ports quantity | 2 |
Hard drive | |
RAID support | Yes |
Supported file systems | BTRFS, FAT32, HFS+, NTFS, exFAT, ext3, ext4 |
RAID levels | 0, 1, 5, 6, 10, F1, JBOD |
Graphics | |
On-board graphics card model | Not available |
Design | |
Fan diameter 2 | 9.2 cm |
Cooling type | Active |
Fan diameter | 9.2 cm |
Cable lock slot type | Kensington |
Product colour | Black |
Number of fans | 2 fan(s) |
LED indicators | Yes |
Chassis type | Desktop |
Cable lock slot | Yes |
Technical details | |
Type | NAS |
Device class | Small & Medium Business |
Backup function | Yes |
Product colour | Black |
Noise level | 25.2 dB |
LED indicators | Yes |
Chassis type | Desktop |
Number of fans | 2 fan(s) |
Harmonized System (HS) code | 84714100 |
Performance | |
---|---|
Type | NAS |
Device class | Small & Medium Business |
Backup function | Yes |
On/off switch | Yes |
Security algorithms | HTTPS, SSH, SSL/TLS |
Reset button | Yes |
Noise level | 25.2 dB |
Access Control List (ACL) | Yes |
Cooling | |
Cooling type | Active |
Fan diameter | 9.2 cm |
Number of fans | 2 fan(s) |
Security | |
Cable lock slot type | Kensington |
Security algorithms | HTTPS, SSH, SSL/TLS |
Cable lock slot | Yes |
Access Control List (ACL) | Yes |
Management features | |
On/off switch | Yes |
Reset button | Yes |
Power | |
Power consumption (HDD standby) | 34.26 W |
Power supply location | Built-in |
Power supply unit (PSU) capacity | 250 W |
AC input voltage | 100 - 240 V |
AC input frequency | 50 - 60 Hz |
Power consumption (typical) | 62.85 W |
Weight & dimensions | |
Width | 282 mm |
Depth | 243 mm |
Height | 166 mm |
Weight | 5.3 kg |
Processor special features | |
UART | Yes |
Thermal Monitoring Technologies | Yes |
Maximum number of PCI Express lanes | 32 |
Intel® Turbo Boost Technology | 2.0 |
Intel® Secure Key | Yes |
Intel® OS Guard | Yes |
Intel® Hyper Threading Technology (Intel® HT Technology) | Yes |
Intel® AES New Instructions (Intel® AES-NI) | Yes |
Intel VT-x with Extended Page Tables (EPT) | Yes |
Intel Virtualization Technology for Directed I/O (VT-d) | Yes |
Intel Virtualization Technology (VT-x) | Yes |
Intel TSX-NI version | 1.00 |
Intel TSX-NI | Yes |
Intel Trusted Execution Technology | Yes |
Intel Secure Key Technology version | 1.00 |
Intel Enhanced Halt State | Yes |
Intel 64 | Yes |
Idle States | Yes |
Execute Disable Bit | Yes |
Enhanced Intel SpeedStep Technology | Yes |
Embedded options available | Yes |
Memory types supported by processor | DDR3-SDRAM, DDR4-SDRAM |
Operational conditions | |
Storage temperature (T-T) | -20 - 60 °C |
Operating temperature (T-T) | 0 - 40 °C |
Operating relative humidity (H-H) | 5 - 95% |
Operating altitude | 0 - 5000 m |
Logistics data | |
Harmonized System (HS) code | 84714100 |
Other features | |
Processor ARK ID | 91195 |
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