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Product comparison · 2 nas & storage servers

QNAP ES1686Adc NAS Rack (3U) Intel® Xeon® D D-2142IT vs QNAP ES1686dc R2

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  • 56specifications compared
  • 18differ
  • 38identical
  • 48known for one product only

Key differences

The QNAP ES1686Adc NAS Rack (3U) Intel® Xeon® D D-2142IT has 80 GB more internal memory than the QNAP ES1686dc R2 (128 GB vs 48 GB). The QNAP ES1686Adc NAS Rack (3U) Intel® Xeon® D D-2142IT has 8 more memory slots than the QNAP ES1686dc R2 (16 vs 8). The QNAP ES1686Adc NAS Rack (3U) Intel® Xeon® D D-2142IT has 3 more Ethernet LAN (RJ-45) ports than the QNAP ES1686dc R2 (6 vs 3). Only the QNAP ES1686Adc NAS Rack (3U) Intel® Xeon® D D-2142IT has storage drives installed. Installed storage drive type: SSD on the QNAP ES1686Adc NAS Rack (3U) Intel® Xeon® D D-2142IT, No on the QNAP ES1686dc R2.

  • Storage drives installed
    • Yes
    • No
  • Installed storage drive type
    • SSD
    • No
  • Storage drive sizes supported
    • 2.5,3.5,U.2
    • 2.5,3.5"
  • Internal memory
    • 128 GB
    • 48 GB
  • Maximum RAM supported
    • 1 TB
    • 512 GB
  • Memory slots
    • 16
    • 8
  • Ethernet LAN data rates
    • 10000 Mbit/s
    • 10,100,1000 Mbit/s
  • Ethernet LAN (RJ-45) ports
    • 6
    • 3

Side by side

Differences highlightedShow differences only
104 specifications
A

QNAP

ES1686Adc NAS Rack (3U) Intel® Xeon® D D-2142IT

Model ES1686Adc

View product
B

QNAP

ES1686dc R2View product
Storage4 differ
Storage drives installedDiffersYesNo
Installed storage drive typeDiffersSSDNo
Supported storage drive interfacesDiffersSerial Attached SCSI (SAS), Serial ATA, U.2Serial Attached SCSI (SAS)
Storage drive sizes supportedDiffers2.5,3.5,U.22.5,3.5"
Number of M.2 (M & B) slotsKnown for one2
Supported file systemsKnown for oneZFS
Total installed storage capacityKnown for one0 TB
Number of storage drives installedKnown for one0
Storage drive capacityKnown for one0 GB
Online RAID migrationKnown for oneYes
Online RAID expansionKnown for oneYes
Memory3 differ
Internal memoryDiffers128 GB48 GB
Maximum RAM supportedDiffers1 TB512 GB
Memory slotsDiffers168
Internal memory typeKnown for oneDDR4
ECCKnown for oneYes
Flash memoryKnown for one4000 MB
Network2 differ
Ethernet LAN data ratesDiffers10000 Mbit/s10,100,1000 Mbit/s
Ethernet LAN data rate supported (max)Known for one10000 Mbit/s
Link aggregationKnown for oneYes
Supported network protocolsDiffersCIFS/SMB2/SMB3, NFS v3/NFS v4.1, FTP, FTPS, TFTP, HTTP, HTTPS, SSH, iSCSI, Fibre Channel, SNMP, SMTP, and SMSCCIFS/SMB2/SMB3, NFS v3/NFS v4.1, FTP, FTPS, TFTP, HTTP, HTTPS, SSH, iSCSI, Fibre Channel, SNMP, SMTP, SMSC
Ports & interfaces1 differ
Ethernet LAN (RJ-45) portsDiffers63
USB portKnown for oneYes
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one2
Fiber ports quantityKnown for one4
Fiber optic connectorKnown for oneSFP+
PCI Express x8 (Gen 3.x) slotsKnown for one2
Design2 differ
Number of fansDiffers3 fan(s)2 fan(s)
LED indicatorsDiffersPower, StatusYes
Built-in displayKnown for oneYes
Display typeKnown for oneLCD
Product colourKnown for oneBlack, Grey
Fan diameter 2Known for one6 cm
Performance1 differ
Device classDiffersSmall & Medium BusinessLarge Enterprise Business
Third-party supportKnown for oneYes
SnapshotKnown for oneYes
Management protocolsKnown for oneSNMP V1, V2, V3
Share folder access right managementKnown for oneYes
Built-in FTP serverKnown for oneYes
Security algorithmsKnown for oneFIPS 140-2, 256-bit AES
Share folderKnown for oneThick, Thin
System logKnown for oneYes
Softwareidentical
Operating system versionKnown for one2.2.1
Windows operating systems supportedKnown for oneYes
Linux operating systems supportedKnown for oneYes
Mac operating systems supportedKnown for oneYes
Other operating systems supportedKnown for oneLinux
Power2 differ
Number of power supply unitsDiffers21
Power consumption (typical)Differs588.33 W500.87 W
Weight & dimensions3 differ
WidthDiffers446.2 mm483.1 mm
DepthDiffers587.8 mm630.6 mm
WeightKnown for one23.8 kg
Package weightDiffers34.6 kg32.7 kg
Package widthKnown for one587 mm
Package depthKnown for one750 mm
Package heightKnown for one351 mm
Logistics dataidentical
Master (outer) case widthKnown for one587 mm
Master (outer) case lengthKnown for one750 mm
Master (outer) case heightKnown for one351 mm
Master (outer) case gross weightKnown for one32.7 kg
Products per master (outer) caseKnown for one1 pc(s)
Packaging contentidentical
Cables includedKnown for oneAC, LAN (RJ-45), RS-232
Power cables quantityKnown for one2
Rack mount kitKnown for oneYes
Number of screwsKnown for one64
Package typeKnown for oneBox

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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