Item model number: TS-1685-D1521-32G-US
  • Intel Xeon D1521 4-core 2.4GHz, 32GB RAM (MAX 128 GB), 12x3.5-Inch /2.5-Inch SATA 6G HDD/SSD Plus 4x2.5-Inch SATA 6G SSD, 6xM.2 2242/2260/2280/22110 SATA 6G SSD
  • NAS and iSCSI-SAN unified storage solution ; Built-in M.2 SATA 6Gb/s slots and 2.5-Inch SSD slots
  • Tier technology and SSD caching enable 24/7 optimized storage efficiency ; 10GbE/40GbE-ready, highly-efficient storage solution for virtualization and intensive data transmission
  • Supports virtualization, containerized apps, centralized storage, backup, sharing, and disaster recovery
  • Center for centrally managing all of your NAS devices, and QRM Plus as a centralized management solution for networked computing devices

Storage drives installed No RAID support Yes
Number of storage drives supported 16 Supported storage drive types HDD, SSD
Storage drive interface M.2, Serial ATA III RAID levels 0, 1, 5, 6
Storage drive size 2.5/3.5" Installed storage drive type No
Conflict Free processor Yes Processor boost frequency 2.70 GHz
CPU configuration (max) 1 Processor operating modes 64-bit
Processor code SR2DF PCI Express slots version 2.0, 3.0
Processor model D-1521 Scalability 1S
Processor series Intel Xeon D-1500 Processor ARK ID 91202
Maximum internal memory supported by processor 128 GB Processor package size 37.5 x 37.5
Processor codename Broadwell Processor family Intel Xeon D
PCI Express configurations 1x16,1x4,1x8 Processor threads 8
Stepping V2 Processor lithography 14 nm
Processor socket BGA 1667 Processor frequency 2.40 GHz
ECC supported by processor Yes Processor cores 4
Processor cache 6 MB Thermal Design Power (TDP) 45 W
RAM type DDR4 Memory slots 2 x UDIMM
Flash memory 512 MB Maximum RAM supported 128 GB
RAM capacity 32 GB
Wi-Fi No Ethernet LAN Yes
Ethernet LAN data rate supported (max) 10000 Mbit/s Ethernet LAN data rates 100,1000,10000 Mbit/s
Ports & interfaces
USB port Yes USB 2.0 ports quantity 2
Ethernet LAN (RJ-45) ports 6 USB 3.0 (3.1 Gen 1) Type-A ports quantity 1
Cooling type Active Built-in display Yes
Colour of product Black Chassis type Desktop
Number of fans 5 fan(s)
Display type LCD
Operating system installed QNAP Turbo System Backup function Yes
Device class Small & Medium Business Type NAS
Backup features Cloud, iSCSI LUN Operating system version 4.3
Reset button Yes On/off switch Yes
Noise level 22.5 dB
Fan voltage 12 V AC input frequency 50/60
AC input voltage 100-240 Power consumption (typical) 127 W
Power supply unit (PSU) capacity 250 W Power supply location Built-in
Weight & dimensions
Width 369.9 mm Height 303.8 mm
Depth 319.8 mm Weight 13.4 kg
Processor special features
Intel® OS Guard Yes UART Yes
Intel® Turbo Boost Technology 2.0 Intel Trusted Execution Technology Yes
Intel Virtualization Technology (VT-x) Yes Memory types supported by processor DDR3-SDRAM,DDR4-SDRAM
Idle States Yes Intel® Hyper Threading Technology (Intel® HT Technology) Yes
Memory channels supported by processor Dual Thermal Monitoring Technologies Yes
Intel Enhanced Halt State Yes Intel 64 Yes
Intel Virtualization Technology for Directed I/O (VT-d) Yes Execute Disable Bit Yes
Intel® Secure Key Yes Intel VT-x with Extended Page Tables (EPT) Yes
Embedded options available No Enhanced Intel SpeedStep Technology Yes
Intel® AES New Instructions (Intel® AES-NI) Yes Intel TSX-NI Yes
Maximum number of PCI Express lanes 32
Operational conditions
Operating relative humidity (H-H) 5 - 95% Operating temperature (T-T) 0 - 40 °C

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