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Product comparison · 2 nas & storage servers

QNAP TES-1885U-D1531-128GR NAS Rack (2U) Intel® Xeon® D D-1531 vs QNAP TS-1685-D1521-16G-550W NAS Desktop Intel® Xeon® D D-1531

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  • 115specifications compared
  • 32differ
  • 83identical
  • 47known for one product only

Key differences

The QNAP TES-1885U-D1531-128GR NAS Rack (2U) Intel® Xeon® D D-1531 has 107,872 TB more total installed storage capacity than the QNAP TS-1685-D1521-16G-550W NAS Desktop Intel® Xeon® D D-1531 (108000 TB vs 128 TB). The QNAP TES-1885U-D1531-128GR NAS Rack (2U) Intel® Xeon® D D-1531 has 2 more storage drives installed than the QNAP TS-1685-D1521-16G-550W NAS Desktop Intel® Xeon® D D-1531 (18 vs 16). The QNAP TES-1885U-D1531-128GR NAS Rack (2U) Intel® Xeon® D D-1531 has 2 more storage drives supported than the QNAP TS-1685-D1521-16G-550W NAS Desktop Intel® Xeon® D D-1531 (18 vs 16). Only the QNAP TS-1685-D1521-16G-550W NAS Desktop Intel® Xeon® D D-1531 has hot-swap drive bays. Only the QNAP TS-1685-D1521-16G-550W NAS Desktop Intel® Xeon® D D-1531 has USB port.

  • Total installed storage capacity
    • 108000 TB
    • 128 TB
  • Number of storage drives installed
    • 18
    • 16
  • Number of storage drives supported
    • 18
    • 16
  • Storage drive capacity
    • 6 TB
    • 8 TB
  • RAID levels
    • 0, 1, 5, 6, 10, 50, 60
    • 0, 1, 5, 6, 10, 50, 60, JBOD
  • Hot-swap drive bays
    • No
    • Yes
  • Internal memory
    • 128 GB
    • 16 GB
  • Flash memory
    • 4000 MB
    • 512 MB

Side by side

Differences highlightedShow differences only
162 specifications
A

QNAP

TES-1885U-D1531-128GR NAS Rack (2U) Intel® Xeon® D D-1531

Model TES-1885U-D1531-128GR

View product
B

QNAP

TS-1685-D1521-16G-550W NAS Desktop Intel® Xeon® D D-1531

Model TS-1685-D1521-16G-550W

View product
Storage7 differ
Storage drives installedYesYes
Total installed storage capacityDiffers108000 TB128 TB
Number of storage drives installedDiffers1816
Number of storage drives supportedDiffers1816
Installed storage drive typeHDDHDD
Supported storage drive typesHDD & SSDHDD & SSD
Storage drive capacityDiffers6 TB8 TB
Supported storage drive interfacesKnown for oneM.2, Serial ATA III
Storage drive sizes supportedKnown for one2.5,3.5"
Number of M.2 (M & B) slotsKnown for one6
RAID supportYesYes
RAID levelsDiffers0, 1, 5, 6, 10, 50, 600, 1, 5, 6, 10, 50, 60, JBOD
Online RAID migrationKnown for oneYes
Online RAID expansionKnown for oneYes
Hot-swap drive baysDiffersNoYes
Supported file systemsDiffersFAT32, HFS+, NTFS, ZFS, ext3, ext4FAT32, HFS+, NTFS, ext3, ext4
Bad block scanKnown for oneYes
Storage drive interfaceKnown for oneSerial ATA III
Storage drive sizeKnown for one2.5/3.5"
Processoridentical
Processor manufacturerIntelIntel
Processor familyIntel® Xeon® DIntel® Xeon® D
Processor modelD-1531D-1531
Processor frequency2.2 GHz2.2 GHz
Processor boost frequency2.7 GHz2.7 GHz
Processor cores66
Processor threads1212
Processor cache9 MB9 MB
CPU configuration (max)11
ECC supported by processorYesYes
PCI Express configurations1x16, 1x4, 1x81x16, 1x4, 1x8
PCI Express slots version2.0, 3.02.0, 3.0
Processor cache typeL3L3
Processor codeSR2DGSR2DG
Processor codenameBroadwellBroadwell
Processor lithography14 nm14 nm
Processor operating modes64-bit64-bit
Processor package size37.5 x 37.5 mm37.5 x 37.5 mm
Processor seriesIntel Xeon D-1500Intel Xeon D-1500
Processor socketBGA 1667BGA 1667
Scalability1S1S
SteppingV2V2
Thermal Design Power (TDP)45 W45 W
Maximum internal memory supported by processor128 GB128 GB
Conflict-Free processorYesYes
Memory2 differ
Internal memoryDiffers128 GB16 GB
Internal memory typeDDR4DDR4
Maximum RAM supported128 GB128 GB
Memory form factorKnown for oneRDIMM
Memory slots44
Flash memoryDiffers4000 MB512 MB
Network2 differ
Ethernet LANYesYes
Ethernet LAN data ratesDiffers10,100,1000,10000 Mbit/s1000,10000 Mbit/s
Ethernet LAN data rate supported (max)Known for one10000 Mbit/s
Copper ethernet cabling technologyKnown for one10GBASE-T, 1000BASE-T
Wi-FiNoNo
DHCP clientYesYes
DHCP serverYesYes
Jumbo frames supportYesYes
iSCSI supportYesYes
Wake-on-LAN readyYesYes
Supported network protocolsDiffersIPv4, IPv6, MB2/SMB3, NFS v3/NFS v4, FTP, FTPS, TFTP, HTTP, HTTPS, SSH, iSCSI, SNMP, SMTP, SMSCTCP/IP
Link aggregationKnown for oneYes
Ports & interfaces4 differ
Ethernet LAN (RJ-45) portsDiffers46
USB portDiffersNoYes
USB 2.0 ports quantity00
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers03
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantityKnown for one0
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantityKnown for one0
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantityKnown for one0
Fiber ports quantityDiffers20
VGA (D-Sub) ports quantityKnown for one0
eSATA ports quantityKnown for one0
HDMI ports quantityKnown for one0
Serial ports quantityKnown for one0
3.5 mm (1/8-inch) outKnown for oneYes
Thunderbolt 2 ports quantityKnown for one0
Thunderbolt ports quantityKnown for one0
PCI Express x8 (Gen 3.x) slotsKnown for one2
Fiber optic connectorKnown for oneSFP+
Design4 differ
Chassis typeDiffersRack (2U)Desktop
Cooling typeActiveActive
Product colourBlackBlack
Number of fansDiffers4 fan(s)5 fan(s)
Fan diameterDiffers6 cm9.2 cm
Fan diameter 2Known for one9 cm
LED indicatorsDiffersLAN, StatusHDD, SSD, System
Built-in displayKnown for oneYes
Display typeKnown for oneLCD
Built-in speaker(s)Known for oneYes
Number of built-in speakersKnown for one1
Performance3 differ
TypeNASNAS
Device classLarge Enterprise BusinessLarge Enterprise Business
Backup functionYesYes
Backup featuresDiffersCloud, iSCSI LUNCloud, USB drive, iSCSI LUN
Multilingual supportYesYes
Noise levelKnown for one22.5 dB
Share folder access right managementKnown for oneYes
Web-based managementYesYes
Access Control List (ACL)YesYes
Backup buttonKnown for oneYes
Browser supportedDiffersInternet Explorer 10, Mozilla Firefox 8, Safari 4, Google ChromeInternet Explorer 10+, Chrome, Firefox, Safari 7+
On/off switchYesYes
Reset buttonYesYes
S.M.A.R.T. supportYesYes
Security algorithmsDiffers256-bit AES, FIPS 140-2, HTTPS, SNMP, SSH, SSL/TLS256-bit AES, FIPS 140-2, HTTPS, SNMP, SNMPv3, SSL/TLS
Share folderCIFS/SMBCIFS/SMB
System logYesYes
Universal Plug and Play (UPnP)Known for oneYes
Built-in FTP serverKnown for oneYes
Built-in iTunes serverKnown for oneYes
Hot spareKnown for oneYes
Password authenticationKnown for oneYes
Software4 differ
Operating system versionDiffers1.14.3
Windows operating systems supportedDiffersWindows 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, WindowsWindows 10, Windows 7, Windows 8
Linux operating systems supportedYesYes
Mac operating systems supportedDiffersYesMac OS X 10.10 Yosemite, Mac OS X 10.11 El Capitan, Mac OS X 10.12 Sierra, Mac OS X 10.13 High Sierra, Mac OS X 10.7 Lion, Mac OS X 10.8 Mountain Lion, Mac OS X 10.9 Mavericks
Server operating systems supportedDiffersWindows Server 2008 R2, Windows Server 2012, Windows Server 2012 R2Windows Server 2003, Windows Server 2008 R2, Windows Server 2012, Windows Server 2012 R2, Windows Server 2016
Operating system installedKnown for oneQNAP Enterprise System
Power3 differ
Power supply locationBuilt-inBuilt-in
Power supply unit (PSU) capacityDiffers450 W550 W
Number of power supply unitsDiffers21
Power consumption (typical)Known for one127 W
Power consumption (sleep)Known for one61.36 W
AC input voltageDiffers90-264 V100 - 240 V
AC input frequencyKnown for one50 - 60 Hz
Output currentKnown for one3 A
Redundant power supply (RPS) supportKnown for oneYes
Weight & dimensions3 differ
WidthDiffers442.5 mm369.9 mm
DepthDiffers530.5 mm319.8 mm
HeightDiffers88 mm303.8 mm
WeightKnown for one15.1 kg
Package weightKnown for one21.4 kg
Packaging contentidentical
Cables includedAC, LAN (RJ-45)AC, LAN (RJ-45)
Quick installation guideYesYes
Rack mount kitKnown for oneYes
Processor special featuresidentical
Embedded options availableNoNo
Enhanced Intel SpeedStep TechnologyYesYes
Execute Disable BitYesYes
Idle StatesYesYes
Intel 64YesYes
Intel Enhanced Halt StateYesYes
Intel Secure Key Technology version1.001.00
Intel TSX-NIYesYes
Intel TSX-NI version1.001.00
Intel Trusted Execution TechnologyYesYes
Intel VT-x with Extended Page Tables (EPT)YesYes
Intel Virtualization Technology (VT-x)YesYes
Intel Virtualization Technology for Directed I/O (VT-d)YesYes
Intel® AES New Instructions (Intel® AES-NI)YesYes
Intel® Hyper Threading Technology (Intel® HT Technology)YesYes
Intel® OS GuardYesYes
Intel® Secure KeyYesYes
Intel® Turbo Boost Technology2.02.0
Maximum number of PCI Express lanes3232
Thermal Monitoring TechnologiesYesYes
UARTYesYes
Memory channels supported by processorDualDual
Memory types supported by processorDDR3-SDRAM, DDR4-SDRAMDDR3-SDRAM, DDR4-SDRAM
Operational conditionsidentical
Operating temperature (T-T)0 - 40 °C0 - 40 °C
Operating relative humidity (H-H)5 - 95%5 - 95%
Other featuresidentical
Processor ARK ID9120391203
Digital Living Network Alliance (DLNA) certifiedKnown for oneYes

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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