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Product comparison · 2 nas & storage servers

QNAP ES1686Adc NAS Rack (3U) Intel® Xeon® D D-2142IT vs QNAP TS-H1655XEU-RP-8G-12H03 NAS/storage server Rack (3U) Intel Atom® C5125

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  • 57specifications compared
  • 28differ
  • 29identical
  • 55known for one product only

Key differences

The QNAP TS-H1655XEU-RP-8G-12H03 NAS/storage server Rack (3U) Intel Atom® C5125 has 0.9 GHz more processor frequency than the QNAP ES1686Adc NAS Rack (3U) Intel® Xeon® D D-2142IT (2.8 GHz vs 1.9 GHz). The QNAP ES1686Adc NAS Rack (3U) Intel® Xeon® D D-2142IT has 120 GB more internal memory than the QNAP TS-H1655XEU-RP-8G-12H03 NAS/storage server Rack (3U) Intel Atom® C5125 (128 GB vs 8 GB). The QNAP ES1686Adc NAS Rack (3U) Intel® Xeon® D D-2142IT has 14 more memory slots than the QNAP TS-H1655XEU-RP-8G-12H03 NAS/storage server Rack (3U) Intel Atom® C5125 (16 vs 2). 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 TS-H1655XEU-RP-8G-12H03 NAS/storage server Rack (3U) Intel Atom® C5125.

  • 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,E1.S,M.2
  • Processor family
    • Intel® Xeon® D
    • Intel Atom®
  • Processor model
    • D-2142IT
    • C5125
  • Processor frequency
    • 1.9 GHz
    • 2.8 GHz
  • Internal memory
    • 128 GB
    • 8 GB
  • Maximum RAM supported
    • 1 TB
    • 64 GB

Side by side

Differences highlightedShow differences only
112 specifications
A

QNAP

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

Model ES1686Adc

View product
B

QNAP

TS-H1655XEU-RP-8G-12H03 NAS/storage server Rack (3U) Intel Atom® C5125

Model TS-H1655XEU-RP-8G-12H03

View product
Storage6 differ
Storage drives installedDiffersYesNo
Total installed storage capacityKnown for one192 TB
Number of storage drives installedKnown for one12
Number of storage drives supported1616
Installed storage drive typeDiffersSSDNo
Supported storage drive typesHDD & SSDHDD & SSD
Storage drive capacityKnown for one16 TB
Supported storage drive interfacesDiffersSerial Attached SCSI (SAS), Serial ATA, U.2M.2, Serial ATA III
Storage drive sizes supportedDiffers2.5,3.5,U.22.5,3.5,E1.S,M.2
RAID supportYesYes
RAID levelsDiffers0, 1, 5, 6, 10, 50, 600, 1, 1+0, 5, 6, 10, 50, 60, JBOD
Online RAID migrationKnown for oneYes
Online RAID expansionKnown for oneYes
RAID rebuildKnown for oneYes
Hot-swap drive baysYesYes
Supported file systemsDiffersZFSFAT32, HFS+, NTFS, exFAT, ext3, ext4
Bad block scanKnown for oneYes
Disk roamingKnown for oneYes
Number of M.2 (M & B) slotsKnown for one2
Processor3 differ
Processor manufacturerIntelIntel
Processor familyDiffersIntel® Xeon® DIntel Atom®
Processor modelDiffersD-2142ITC5125
Processor frequencyDiffers1.9 GHz2.8 GHz
Processor cores88
Processor threadsKnown for one8
Processor cacheKnown for one9 MB
Number of processors supportedKnown for one1
Processor boost frequencyKnown for one3 GHz
Memory4 differ
Internal memoryDiffers128 GB8 GB
Internal memory typeKnown for oneDDR4
Maximum RAM supportedDiffers1 TB64 GB
Memory form factorDiffersRDIMM/LRDIMMSO-DIMM
Memory slotsDiffers162
Flash memoryKnown for one4096 MB
Network1 differ
Ethernet LANYesYes
Ethernet LAN data ratesDiffers10000 Mbit/s10,100,1000,2500,10000 Mbit/s
DHCP serverKnown for oneYes
iSCSI supportYesYes
Dynamic DNS (DDNS)Known for oneYes
Link aggregationYesYes
Ethernet LAN data rate supported (max)Known for one10000 Mbit/s
Jumbo frames supportKnown for oneYes
Supported network protocolsKnown for oneCIFS/SMB2/SMB3, NFS v3/NFS v4.1, FTP, FTPS, TFTP, HTTP, HTTPS, SSH, iSCSI, Fibre Channel, SNMP, SMTP, and SMSC
Ports & interfaces1 differ
Ethernet LAN (RJ-45) portsDiffers63
USB portYesYes
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one2
PCI Express x4 (Gen 3.x) slotsKnown for one2
Design2 differ
Chassis typeRack (3U)Rack (3U)
Cooling typeActiveActive
Product colourKnown for oneBlack, Grey
Number of fans3 fan(s)3 fan(s)
Fan diameterDiffers6 cm8 cm
LED indicatorsDiffersPower, StatusYes
Built-in displayKnown for oneYes
Display typeKnown for oneLCD
Performance1 differ
TypeDiffersNASStorage server
Device classSmall & Medium BusinessSmall & Medium Business
Backup functionYesYes
Backup featuresKnown for oneCloud, USB drive, iSCSI LUN
BuzzerYesYes
Multilingual supportYesYes
Web-based managementKnown for oneYes
Disk scanKnown for oneYes
On/off switchYesYes
Password authenticationKnown for oneYes
S.M.A.R.T. supportYesYes
System logYesYes
Universal Plug and Play (UPnP)Known for oneYes
Third-party supportKnown for oneYes
SnapshotKnown for oneYes
Management protocolsKnown for oneSNMP V1, V2, V3
Share folder access right managementKnown for oneYes
Access Control List (ACL)Known for oneYes
Built-in FTP serverKnown for oneYes
Hot spareKnown for oneYes
Reset buttonKnown for oneYes
Security algorithmsKnown for oneFIPS 140-2, 256-bit AES
Share folderKnown for oneThick, Thin
Software2 differ
Operating system installedDiffersQNAP QESQuTS hero
Operating system versionDiffers2.2.1h5.2.6
Windows operating systems supportedYesYes
Linux operating systems supportedYesYes
Mac operating systems supportedYesYes
Other operating systems supportedKnown for oneLinux
Power3 differ
Power supply locationBuilt-inBuilt-in
Power supply unit (PSU) capacityDiffers700 W300 W
Number of power supply units22
Redundant power supply (RPS) supportYesYes
Power consumption (typical)Differs588.33 W121.7 W
Power consumption (HDD standby)Known for one112.42 W
AC input voltageDiffers90-264 V100 - 240 V
Fan voltageKnown for one12 V
Weight & dimensions4 differ
WidthDiffers446.2 mm432 mm
DepthDiffers587.8 mm296 mm
HeightDiffers132 mm133 mm
Package widthKnown for one581 mm
Package depthKnown for one293 mm
Package heightKnown for one595 mm
Package weightDiffers34.6 kg16 kg
WeightKnown for one23.8 kg
Packaging contentidentical
Cables includedKnown for oneAC, LAN (RJ-45)
Number of screwsKnown for one84
Package typeKnown for oneBox
Operational conditionsidentical
Operating temperature (T-T)0 - 40 °C0 - 40 °C
Operating relative humidity (H-H)5 - 95%5 - 95%
Storage temperature (T-T)-20 - 70 °C-20 - 70 °C
Other features1 differ
Warranty periodDiffers5 year(s)3 year(s)
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)

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