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Product comparison · 2 nas & storage servers

QNAP ES1686dc R2 vs QNAP TDS-H2489FU-R2-4314-256G NAS/storage server Rack (2U) Intel Xeon Silver

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  • 60specifications compared
  • 33differ
  • 27identical
  • 38known for one product only

Key differences

  • Number of storage drives supported
    • 16
    • 24
  • Supported storage drive types
    • HDD & SSD
    • SSD
  • Supported storage drive interfaces
    • Serial Attached SCSI (SAS)
    • Serial ATA III, U.2
  • Storage drive sizes supported
    • 2.5,3.5"
    • 2.5,U.2
  • RAID levels
    • 0, 1, 5, 6, 10, 50, 60
    • 0, 1, 5, 6, 10, 50, 60, JBOD
  • Processor family
    • Intel® Xeon® D
    • Intel Xeon Silver
  • Processor model
    • D-2142IT
    • 4314
  • Processor frequency
    • 1.9 GHz
    • 2.4 GHz

Side by side

Differences highlightedShow differences only
98 specifications
A

QNAP

ES1686dc R2View product
B

QNAP

TDS-H2489FU-R2-4314-256G NAS/storage server Rack (2U) Intel Xeon Silver

Model TDS-H2489FU-R2-4314-256G

View product
Storage5 differ
Number of storage drives supportedDiffers1624
Supported storage drive typesDiffersHDD & SSDSSD
Supported storage drive interfacesDiffersSerial Attached SCSI (SAS)Serial ATA III, U.2
Storage drive sizes supportedDiffers2.5,3.5"2.5,U.2
Number of M.2 (M & B) slotsKnown for one2
RAID levelsDiffers0, 1, 5, 6, 10, 50, 600, 1, 5, 6, 10, 50, 60, JBOD
RAID rebuildKnown for oneYes
Total installed storage capacityKnown for one0 TB
Number of storage drives installedKnown for one0
Storage drive capacityKnown for one0 GB
Processor5 differ
Processor familyDiffersIntel® Xeon® DIntel Xeon Silver
Processor generationKnown for one3rd Generation Intel® Xeon® Scalable
Processor modelDiffersD-2142IT4314
Processor frequencyDiffers1.9 GHz2.4 GHz
Processor boost frequencyDiffers3 GHz3.4 GHz
Processor coresDiffers816
Processor threadsKnown for one32
Processor cacheKnown for one24 MB
Number of processors supportedKnown for one2
Memory5 differ
Internal memoryDiffers48 GB256 GB
Maximum RAM supportedDiffers512 GB1 TB
Memory form factorDiffersRDIMM/LRDIMMRDIMM
Memory slotsDiffers832
Flash memoryDiffers4000 MB5000 MB
Network1 differ
Ethernet LAN data ratesDiffers10,100,1000 Mbit/s10,100,1000,2500,25000 Mbit/s
DHCP clientKnown for oneYes
DHCP serverKnown for oneYes
Wake-on-LAN readyKnown for oneYes
Dynamic DNS (DDNS)Known 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, SMSC
Ports & interfaces2 differ
Ethernet LAN (RJ-45) portsDiffers36
USB portKnown for oneYes
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers24
PCI Express x8 (Gen 4.x) slotsKnown for one2
PCI Express x16 (Gen 4.x) slotsKnown for one2
Fiber ports quantityKnown for one4
Fiber optic connectorKnown for oneSFP+
PCI Express x8 (Gen 3.x) slotsKnown for one2
Design2 differ
Chassis typeDiffersRack (3U)Rack (2U)
Number of fansDiffers2 fan(s)6 fan(s)
Product colourKnown for oneBlack, Grey
Fan diameter 2Known for one6 cm
Performanceidentical
Backup featuresKnown for oneCloud, iSCSI LUN
SnapshotKnown for oneYes
Web-based managementKnown for oneYes
Built-in FTP serverKnown for oneYes
System logKnown for oneYes
Multilingual supportKnown for oneYes
On/off switchKnown for oneYes
Reset buttonKnown for oneYes
S.M.A.R.T. supportKnown for oneYes
Software1 differ
Operating system installedDiffersQNAP QESQNAP QTS
Power4 differ
Power supply unit (PSU) capacityDiffers700 W1200 W
Number of power supply unitsDiffers12
Power consumption (typical)Differs500.87 W467.59 W
AC input voltageDiffers90-264 V100-240 V
Fan voltageKnown for one12 V
Weight & dimensions7 differ
WidthDiffers483.1 mm446.2 mm
DepthDiffers630.6 mm713.2 mm
HeightDiffers132 mm88.3 mm
WeightKnown for one22.8 kg
Package widthDiffers587 mm611 mm
Package depthDiffers750 mm262 mm
Package heightDiffers351 mm960 mm
Package weightDiffers32.7 kg27.7 kg
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
Operational conditions1 differ
Operating temperature (T-T)Differs0 - 40 °C0 - 35 °C
Storage relative humidity (H-H)Known for one5 - 95%

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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