DS1621+ | DiskStation DS1621+
- Model: DS1621+
- CPU: AMD Ryzen V1500B Quad-Core 2.2 GHz
- Memory: 4GB DDR4 ECC, expandable to 32GB
- Drive Bays: 6 x 3.5"/2.5" SATA HDD/SSD
- Interface: 4 x Gigabit Ethernet, 3 x USB 3.2 Gen 1, 2 x eSATA
- Dimensions: 166 x 282 x 243 mm
- Weight: 5.1 kg (diskless)
DiskStation DS1621+
High-Performance Data Management
Powered by a 2.2 GHz AMD Ryzen V1500B quad-core CPU, the DS1621+ delivers up to 2,323 MB/s read and 1,434 MB/s write speeds, with 110K 4K random read IOPS, ideal for small businesses handling intensive workloads like virtualization and data backups.
Scalable Storage Solution
This 6-bay NAS supports 3.5"/2.5" SATA HDDs/SSDs and scales up to 16 bays with two DX517 expansion units, offering up to 260 TB of storage in RAID 5, perfect for growing data needs. Dual M.2 2280 NVMe SSD slots enable 20x faster caching.
Robust Software Ecosystem
Runs on Synology DSM, offering File Station for drag-and-drop file management, Synology Drive for syncing, and apps for backups, surveillance, and virtual machines. Supports protocols like AFP, FTP, iSCSI, NFS, SMB, and WebDAV for seamless integration.
Synology DiskStation DS1621+: All Features
| CPU | AMD Ryzen V1500B Quad-Core 2.2 GHz |
|---|---|
| Memory | 4GB DDR4 ECC, expandable to 32GB |
| Drive Bays | 6 x 3.5"/2.5" SATA HDD/SSD, hot-swappable; expandable to 16 with 2x DX517 |
| Performance | Up to 2,323 MB/s read, 1,434 MB/s write; 110K 4K random read IOPS |
| Connectivity | 4 x Gigabit Ethernet, 3 x USB 3.2 Gen 1, 2 x eSATA, 1 x PCIe Gen3 x8 slot |
| RAID Support | RAID 0, 1, 5, 6, 10, Synology Hybrid RAID, JBOD |
| Cache | Dual M.2 2280 NVMe SSD slots for caching |
Synology DiskStation DS1621+: All Specifications
| Model | DS1621+ |
|---|---|
| CPU | AMD Ryzen V1500B Quad-Core 2.2 GHz, 64-bit |
| Memory | 4GB DDR4 ECC SODIMM, expandable to 32GB (2x16GB) |
| Drive Bays | 6 x 3.5"/2.5" SATA HDD/SSD, hot-swappable |
| Expansion | Up to 16 bays with 2x DX517 units, max 260 TB (RAID 5, 16TB drives) |
| Cache | 2 x M.2 2280 NVMe SSD slots (cache only) |
| Interface | 4 x Gigabit Ethernet RJ-45, 3 x USB 3.2 Gen 1, 2 x eSATA |
| PCIe Expansion | 1 x Gen3 x8 slot (x4 link) for 10GbE NIC or other cards |
| File System | Internal: Btrfs, EXT4; External: Btrfs, EXT4, EXT3, FAT, NTFS, HFS+, exFAT |
| RAID Support | RAID 0, 1, 5, 6, 10, Synology Hybrid RAID, JBOD |
| Performance | 2,323 MB/s read, 1,434 MB/s write; 110K 4K random read IOPS |
| Protocols | AFP, FTP, iSCSI, NFS, SMB, WebDAV |
| Virtualization | VMware vSphere 6, VAAI, Windows ODX, OpenStack Cinder |
| Backup | Synology Drive, Hyper Backup, Active Backup for Business, Time Machine |
| Security | AES-NI encryption, firewall, 2-step verification, auto-block |
| Power Consumption | 51.23W (access), 25.27W (HDD hibernation) |
| Cooling | 2 x 92mm fans, adjustable modes |
| Operating Temperature | 0°C to 40°C |
| Non-Operating Temperature | -20°C to 60°C |
| Noise Level | 25.2 dB(A) |
| Dimensions (HxWxD) | 166 x 282 x 243 mm |
| Weight | 5.1 kg (diskless) |
| System Compatibility | Windows 7+, macOS 10.12+, Linux |
| Certifications | FCC, CE, BSMI, VCCI, RCM, RoHS |
| Warranty | 3-year limited, optional 2-year extension |
| Package Contents | Main unit, accessory pack, AC power cord, 2 x RJ-45 LAN cables, quick installation guide |























