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Product comparison · 2 nas & storage servers

QNAP TS-1253U NAS/storage server Rack (2U) Intel® Celeron® vs QNAP TS-251C NAS/storage server Tower Intel® Celeron®

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  • 65specifications compared
  • 28differ
  • 37identical
  • 37known for one product only

Key differences

  • Number of storage drives supported
    • 12
    • 2
  • Installed storage drive type
    • No
    • HDD
  • Storage drive size
    • 2.5/3.5"
    • 3.5"
  • RAID levels
    • 0, 10, 5, 6, 1
    • 0, 1
  • Hot-swap drive bays
    • Yes
    • No
  • Processor frequency
    • 2 GHz
    • 2.41 GHz
  • Processor cores
    • 4
    • 2
  • Internal memory
    • 4 GB
    • 1 GB

Side by side

Differences highlightedShow differences only
102 specifications
A

QNAP

TS-1253U NAS/storage server Rack (2U) Intel® Celeron®

Model TS-1253U

View product
B

QNAP

TS-251C NAS/storage server Tower Intel® Celeron®

Model TS-251C

View product
Storage6 differ
Number of storage drives supportedDiffers122
Installed storage drive typeDiffersNoHDD
Storage drive interfaceDiffersSerial ATA II, Serial ATA IIISerial ATA III
Storage drive sizeDiffers2.5/3.5"3.5"
RAID levelsDiffers0, 10, 5, 6, 10, 1
Hot-swap drive baysDiffersYesNo
Storage drive capacityKnown for one0 GB
Processor2 differ
Processor frequencyDiffers2 GHz2.41 GHz
Processor coresDiffers42
Number of processors installedKnown for one1
Memory1 differ
Internal memoryDiffers4 GB1 GB
Maximum RAM supportedKnown for one8 GB
Memory slotsKnown for one2
Network1 differ
Ethernet LAN data ratesDiffers10,100,1000 Mbit/s1000 Mbit/s
Wi-Fi standardsKnown for one802.11a, Wi-Fi 5 (802.11ac), Wi-Fi 4 (802.11n)
Link aggregationKnown for oneYes
Wi-FiKnown for oneNo
Ports & interfaces3 differ
Ethernet LAN (RJ-45) portsDiffers41
USB 2.0 ports quantityDiffers02
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers41
Design5 differ
Chassis typeDiffersRack (2U)Tower
Product colourDiffersBlack, GreyWhite
Housing materialKnown for oneMetal
Number of fansDiffers2 fan(s)1 fan(s)
Fan diameterDiffers7 cm6 cm
Drive bay lockingKnown for oneYes
LED indicatorsDiffersHDD, LAN, Status, USBHDD, LAN, Power, Status, USB
Cable lock slotKnown for oneYes
Cable lock slot typeKnown for oneKensington
Performance1 differ
Device classDiffersSmall & Medium BusinessHome & Home Office
Noise levelKnown for one35.2 dB
Built-in optical driveKnown for oneNo
Card reader integratedKnown for oneNo
Management protocolsKnown for oneSNMP v2 & v3
Share folder access right managementKnown for oneYes
Browser supportedKnown for oneMicrosoft Internet Explorer 10+, Mozilla Firefox 8+, Apple Safari 4+, Google Chrome
Built-in FTP serverKnown for oneYes
Built-in UPnP AV media serverKnown for oneYes
Hot spareKnown for oneYes
Password authenticationKnown for oneYes
S.M.A.R.T. supportKnown for oneYes
Share folderKnown for oneCIFS/SMB
System logKnown for oneYes
Softwareidentical
Windows operating systems supportedKnown for oneWindows 7 Enterprise, Windows 7 Enterprise x64, Windows 8 Enterprise, Windows 8 Enterprise x64, Windows Vista Enterprise, Windows XP Professional, Yes
Linux operating systems supportedKnown for oneYes
Mac operating systems supportedKnown for oneYes
Server operating systems supportedKnown for oneWindows Server 2003, Windows Server 2003 R2, Windows Server 2008, Windows Server 2008 R2, Windows Server 2012, Windows Server 2012 R2
Power4 differ
Power supply locationDiffersBuilt-inExternal
Power supply unit (PSU) capacityDiffers250 W60 W
Redundant power supply (RPS) supportKnown for oneNo
Power consumption (typical)Differs83.52 W15.71 W
Power consumption (sleep)Differs35.14 W0.7 W
Fan voltageKnown for one12 V
Weight & dimensions4 differ
WidthDiffers482 mm85 mm
DepthDiffers534 mm218.4 mm
HeightDiffers89 mm166.5 mm
WeightDiffers16.1 kg3.16 kg
Package weightKnown for one19 kg
Packaging content1 differ
Cables includedDiffersAC, LAN (RJ-45)AC, LAN (RJ-45), SATA
Number of screwsKnown for one84
External power adapterKnown for oneYes
Operational conditionsidentical
Operating relative humidity (H-H)Known for one0 - 95%
Storage relative humidity (H-H)Known for one5 - 95%
Other featuresidentical
Digital Living Network Alliance (DLNA) certifiedKnown for oneYes
Power managementKnown 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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