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Product comparison · 2 nas & storage servers

QNAP TES-1885U-D1531-32G NAS Rack (2U) Intel® Xeon® D D-1531 vs QNAP TS-1685-D1521-8G NAS Tower Intel® Xeon® D D-1521

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  • 120specifications compared
  • 37differ
  • 83identical
  • 30known for one product only

Key differences

The QNAP TES-1885U-D1531-32G NAS Rack (2U) Intel® Xeon® D D-1531 has 107,872 TB more total installed storage capacity than the QNAP TS-1685-D1521-8G NAS Tower Intel® Xeon® D D-1521 (108000 TB vs 128 TB). The QNAP TES-1885U-D1531-32G NAS Rack (2U) Intel® Xeon® D D-1531 has 2 more storage drives installed than the QNAP TS-1685-D1521-8G NAS Tower Intel® Xeon® D D-1521 (18 vs 16). The QNAP TES-1885U-D1531-32G NAS Rack (2U) Intel® Xeon® D D-1531 has 2 more storage drives supported than the QNAP TS-1685-D1521-8G NAS Tower Intel® Xeon® D D-1521 (18 vs 16). Only the QNAP TS-1685-D1521-8G NAS Tower Intel® Xeon® D D-1521 has hot-swap drive bays. Only the QNAP TS-1685-D1521-8G NAS Tower Intel® Xeon® D D-1521 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, JBOD
  • Hot-swap drive bays
    • No
    • Yes
  • Processor model
    • D-1531
    • D-1521
  • Processor frequency
    • 2.2 GHz
    • 2.4 GHz

Side by side

Differences highlightedShow differences only
150 specifications
A

QNAP

TES-1885U-D1531-32G NAS Rack (2U) Intel® Xeon® D D-1531

Model TES-1885U-D1531-32G

View product
B

QNAP

TS-1685-D1521-8G NAS Tower Intel® Xeon® D D-1521

Model TS-1685-D1521-8G

View product
Storage7 differ
Total installed storage capacityDiffers108000 TB128 TB
Number of storage drives installedDiffers1816
Number of storage drives supportedDiffers1816
Storage drive capacityDiffers6 TB8 TB
Supported storage drive interfacesKnown for oneM.2, Serial ATA III
Storage drive sizes supportedKnown for one2.5,3.5"
RAID levelsDiffers0, 1, 5, 6, 10, 50, 600, 1, 5, 6, JBOD
Hot-swap drive baysDiffersNoYes
Supported file systemsDiffersFAT32, HFS+, NTFS, ZFS, ext3, ext4FAT32, HFS+, NTFS, ext3, ext4
Storage drive interfaceKnown for oneSerial ATA III
Processor6 differ
Processor modelDiffersD-1531D-1521
Processor frequencyDiffers2.2 GHz2.4 GHz
Processor coresDiffers64
Processor threadsDiffers128
Processor cacheDiffers9 MB6 MB
Processor codeDiffersSR2DGSR2DF
Processor cache typeKnown for oneL3
Memory2 differ
Internal memoryDiffers32 GB8 GB
Flash memoryDiffers4000 MB512 MB
Memory slotsKnown for one4
Ports & interfaces5 differ
Ethernet LAN (RJ-45) portsDiffers46
USB portDiffersNoYes
USB 2.0 ports quantityDiffers02
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers01
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
RS-232 portsKnown for one0
Thunderbolt 3 ports quantityKnown for one0
Thunderbolt 2 ports quantityKnown for one0
Thunderbolt ports quantityKnown for one0
Fiber optic connectorKnown for oneSFP+
Design4 differ
Chassis typeDiffersRack (2U)Tower
Number of fansDiffers4 fan(s)5 fan(s)
Fan diameterDiffers6 cm9.2 cm
Fan diameter 2Known for one9 cm
LED indicatorsDiffersLAN, StatusYes
Built-in displayKnown for oneYes
Display typeKnown for oneLCD
Performance3 differ
Device classDiffersLarge Enterprise BusinessHome & Home Office
Browser supportedDiffersInternet Explorer 10, Mozilla Firefox 8, Safari 4, Google ChromeInternet Explorer 10, Firefox 8, Safari 4, Google Chrome
Security algorithmsDiffers256-bit AES, FIPS 140-2, HTTPS, SNMP, SSH, SSL/TLS256-bit AES, FIPS 140-2, SNMP, SNMPv3, SSH
Universal Plug and Play (UPnP)Known for oneYes
Software4 differ
Operating system installedDiffersQNAP Enterprise SystemQNAP Turbo System
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
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
Power2 differ
Power supply unit (PSU) capacityDiffers450 W250 W
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
Fan voltageKnown for one12 V
Number of power supply unitsKnown for one2
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
Rack mount kitKnown for oneYes
Other features1 differ
Processor ARK IDDiffers9120391202

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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