| Processor family | Intel® Xeon® D |
| PCI Express configurations | 1x16 |
| Processor package size | 37.5 x 37.5 mm |
| Maximum internal memory supported by processor | 128 GB |
| Processor codename | Broadwell |
| Stepping | V2 |
| Processor threads | 8 |
| Processor code | SR2DF |
| Thermal Design Power (TDP) | 45 W |
| Scalability | 1S |
| Processor socket | BGA 1667 |
| Processor cache | 6 MB |
| Processor boost frequency | 2.7 GHz |
| Processor lithography | 14 nm |
| Processor series | Intel Xeon D-1500 |
| CPU configuration (max) | 1 |
| ECC supported by processor | Jā |
| Processor operating modes | 64-bit |
| Processor manufacturer | Intel |
| Processor frequency | 2.4 GHz |
| Processor model | D-1521 |
| Processor cores | 4 |
| PCI Express slots version | 2.0 |
| Conflict-Free processor | Jā |
| Internal memory | 8 GB |
| Memory clock speed | 2133 MHz |
| Internal memory type | DDR4 |
| Maximum RAM supported | 64 GB |
| Memory slots | 4 |
| Product colour | Black |
| Chassis type | Rack (2U) |
| LED indicators | Power |
| Cooling type | Active |
| Number of fans | 4 fan(s) |
| Fan diameter | 8 cm |
| AC input voltage | 100 - 240 V |
| AC input frequency | 50 - 60 Hz |
| Power consumption (typical) | 142.76 W |
| Power supply location | Built-in |
| Number of power supply units | 1 |
| Power supply unit (PSU) capacity | 500 W |
| Power consumption (HDD standby) | 55.05 W |
| Operating relative humidity (H-H) | 5 - 95% |
| Operating altitude | 0 - 5000 m |
| Storage temperature (T-T) | -20 - 60 °C |
| Operating temperature (T-T) | 5 - 35 °C |
| Depth | 692 mm |
| Weight | 14.5 kg |
| Height | 88 mm |
| Width | 430.5 mm |
| Wake-on-LAN ready | Jā |
| Ethernet LAN | Jā |
| Supported network protocols | CIFS, AFP, NFS, FTP, WebDAV, CalDAV, iSCSI, Telnet, SSH, SNMP, VPN (PPTP, OpenVPN) |
| Ethernet LAN data rates | 100 |
| Wi-Fi | Nē |
| iSCSI support | Jā |
| Link aggregation | Jā |
| On/off switch | Jā |
| Security algorithms | SSH |
| Web-based management | Jā |
| Type | NAS |
| Backup features | iSCSI LUN |
| Multilingual support | Jā |
| Number of users | 16000 user(s) |
| S.M.A.R.T. support | Jā |
| System log | Jā |
| Noise level | 50.2 dB |
| Browser supported | Chrome, Firefox, Internet Explorer 10, Safari |
| Access Control List (ACL) | Jā |
| Share folder | CIFS/AFP/FTP |
| Reset button | Jā |
| Hot spare | Jā |
| Device class | Small & Medium Business |
| Backup function | Jā |
| Quick installation guide | Jā |
| Cables included | AC |
| Memory types supported by processor | DDR3-SDRAM |
| Intel Virtualization Technology (VT-x) | Jā |
| Intel Virtualization Technology for Directed I/O (VT-d) | Jā |
| Thermal Monitoring Technologies | Jā |
| Intel® Hyper Threading Technology (Intel® HT Technology) | Jā |
| Enhanced Intel SpeedStep Technology | Jā |
| Intel® Turbo Boost Technology | 2.0 |
| Intel Trusted Execution Technology | Jā |
| Embedded options available | Nē |
| Intel® Secure Key | Jā |
| Execute Disable Bit | Jā |
| Intel TSX-NI | Jā |
| UART | Jā |
| Intel TSX-NI version | 1.00 |
| Intel 64 | Jā |
| Intel VT-x with Extended Page Tables (EPT) | Jā |
| Intel Enhanced Halt State | Jā |
| Intel Secure Key Technology version | 1.00 |
| Memory channels supported by processor | Dual |
| Idle States | Jā |
| Maximum number of PCI Express lanes | 32 |
| Intel® AES New Instructions (Intel® AES-NI) | Jā |
| Intel® OS Guard | Jā |
| Server operating systems supported | Windows Server 2012 |
| Mac operating systems supported | Mac OS X 10.12 Sierra |
| Mac compatibility | Jā |
| Windows operating systems supported | Windows 7 |
| Operating system installed | DiskStation Manager |
| RAID levels | 1 |
| Supported storage drive types | HDD & SSD |
| Supported storage drive interfaces | Serial ATA, Serial ATA II, Serial ATA III |
| Storage drive sizes supported | 2.5 |
| Number of storage drives supported | 12 |
| Supported file systems | HFS+ |
| Maximum supported storage capacity | 144 TB |
| Installed storage drive type | Nē |
| RAID support | Jā |
| Storage drives installed | Nē |
| Hot-swap drive bays | Jā |
| Ethernet LAN (RJ-45) ports | 4 |
| PCI Express x8 (Gen 3.x) slots | 2 |
| USB port | Jā |
| USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity | 2 |
| Certification | EAC, VCCI, CCC, RCM, FCC, CE, BSMI |
| Processor ARK ID | 91202 |
| Compliance certificates | RoHS |
| Harmonized System (HS) code | 84714100 |
