| Browser supported | Internet Explorer 10, Mozilla Firefox 8, Safari 4, Google Chrome |
| Operating system version | 1.1 |
| Software support | Qfinder Pro, myQNAPcloud Connect, Qsync, QNAP NetBak Replicator, vSphere, Q’center Virtual Appliance, QNAP Snapshot Agent |
| Depth | 20.9" |
| Weight | 33.3 lbs |
| Width | 17.4" |
| Height | 3.46" |
| Type | NAS |
| Quick installation guide | Y |
| Supported file systems | FAT32, HFS+, NTFS, ZFS, ext3, ext4 |
| Device class | Large Enterprise Business |
| Maximum RAM supported | 128 GB |
| Wake-on-LAN ready | Y |
| Power management | Y |
| Rack mount kit | Y |
| Link aggregation | Y |
| Access Control List (ACL) | Y |
| Digital Living Network Alliance (DLNA) certified | Y |
| Multilingual support | Y |
| UART | Y |
| Built-in iTunes server | Y |
| Built-in FTP server | Y |
| Share folder | CIFS/SMB |
| System log | Y |
| Hot spare | Y |
| Password authentication | Y |
| Product color | Black |
| Package weight | 47.2 lbs |
| Ethernet LAN (RJ-45) ports | 4 |
| USB port | N |
| Chassis type | Rack (2U) |
| Operating temperature (T-T) | 0 - 40 °C |
| Operating relative humidity (H-H) | 5 - 95 % |
| Power supply unit (PSU) capacity | 450 W |
| AC input voltage | 90 - 264 V |
| Number of power supply units | 2 |
| Redundant power supply (RPS) support | Y |
| Power supply location | Built-in |
| LED indicators | LAN, Status |
| Internal memory | 32 GB |
| Internal memory type | DDR4 |
| Number of fans | 4 fan(s) |
| Cooling type | Active |
| On/off switch | Y |
| S.M.A.R.T. support | Y |
| Linux operating systems supported | Y |
| Processor ARK ID | 91203 |
| Cables included | AC, LAN (RJ-45) |
| Fan diameter | 2.36" |
| Fiber optic connector | SFP+ |
| Fiber ports quantity | 2 |
| Ethernet LAN | Y |
| Backup function | Y |
| Backup features | Cloud, iSCSI LUN |
| Reset button | Y |
| Processor frequency | 2.2 GHz |
| Number of storage drives supported | 18 |
| Hot-swap drive bays | N |
| RAID support | Y |
| RAID levels | 0, 1, 5, 6, 10, 50, 60 |
| Storage drives installed | N |
| Installed storage drive type | N |
| Supported storage drive types | HDD & SSD |
| Storage drive interface | Serial ATA III |
| Storage drive size | 2.5/3.5" |
| Ethernet LAN data rates | 10,100,1000,10000 Mbit/s |
| Wi-Fi | N |
| Jumbo frames support | Y |
| DHCP client | Y |
| iSCSI support | Y |
| Web-based management | Y |
| DHCP server | Y |
| Windows operating systems supported | Windows 10 Education, Windows 10 Education x64, Windows 10 Enterprise, Windows 10 Enterprise x64, Windows 10 Home, Windows 10 Home x64, Windows 10 Pro, Windows 10 Pro x64, Windows 7 Enterprise, Windows 7 Enterprise x64, Windows 7 Home Basic, Windows 7 Home Basic x64, Windows 7 Home Premium, Windows 7 Home Premium x64, Windows 7 Professional, Windows 7 Professional x64, Windows 7 Starter, Windows 7 Starter x64, Windows 7 Ultimate, Windows 7 Ultimate x64, Windows 8, Windows 8 Enterprise, Windows 8 Enterprise x64, Windows 8 Pro, Windows 8 Pro x64, Windows 8 x64 |
| Mac operating systems supported | Y |
| Flash memory | 4000 MB |
| Memory slots | 4 |
| Processor model | D-1531 |
| Processor code | SR2DG |
| Processor boost frequency | 2.7 GHz |
| PCI Express configurations | 1x16, 1x4, 1x8 |
| Processor codename | Broadwell |
| Processor series | Intel Xeon D-1500 |
| Processor socket | BGA 1667 |
| Stepping | V2 |
| Processor family | Intel® Xeon® D |
| Processor manufacturer | Intel |
| Processor cores | 6 |
| Processor threads | 12 |
| Processor cache | 9 MB |
| CPU configuration (max) | 1 |
| ECC supported by processor | Y |
| PCI Express slots version | 2.0, 3.0 |
| Processor cache type | L3 |
| Processor lithography | 14 nm |
| Processor operating modes | 64-bit |
| Processor package size | 37.5 x 37.5 mm |
| Scalability | 1S |
| Thermal Design Power (TDP) | 45 W |
| Maximum internal memory supported by processor | 128 GB |
| Conflict-Free processor | Y |
| Memory types supported by processor | DDR3-SDRAM, DDR4-SDRAM |
| Embedded options available | N |
| Enhanced Intel SpeedStep Technology | Y |
| Execute Disable Bit | Y |
| Idle States | Y |
| Intel 64 | Y |
| Intel Enhanced Halt State | Y |
| Intel Secure Key Technology version | 1.00 |
| Intel Trusted Execution Technology | Y |
| Intel TSX-NI | Y |
| Intel TSX-NI version | 1.00 |
| Intel Virtualization Technology (VT-x) | Y |
| Intel VT-x with Extended Page Tables (EPT) | Y |
| Intel® AES New Instructions (Intel® AES-NI) | Y |
| Intel® OS Guard | Y |
| Intel® Secure Key | Y |
| Intel® Turbo Boost Technology | 2.0 |
| Maximum number of PCI Express lanes | 32 |
| Thermal Monitoring Technologies | Y |
| Memory channels supported by processor | Dual |
| Operating system installed | QNAP Enterprise System |
| Server operating systems supported | Windows Server 2008 R2, Windows Server 2012, Windows Server 2012 R2 |
| Security algorithms | 256-bit AES, FIPS 140-2, HTTPS, SNMP, SSH, SSL/TLS |
| Supported network protocols | IPv4, IPv6, MB2/SMB3, NFS v3/NFS v4, FTP, FTPS, TFTP, HTTP, HTTPS, SSH, iSCSI, SNMP, SMTP, SMSC |