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Product comparison · 2 nas & storage servers

QNAP TS-439U-SP/2TB NAS/storage server Intel Atom® vs Seagate BlackArmor NAS 420

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  • 7specifications compared
  • 6differ
  • 1identical
  • 29known for one product only

Key differences

  • Total installed storage capacity
    • 2 TB
    • 4 TB
  • Storage drive interface
    • Serial ATA
    • Serial ATA II
  • USB 2.0 ports quantity
    • 3
    • 4
  • Weight
    • 7.6 kg
    • 4.8 kg
  • Dimensions (WxDxH)
    • 439 x 499 x 44 mm
    • 160 x 269 x 207 mm

Side by side

Differences highlightedShow differences only
36 specifications
A

QNAP

TS-439U-SP/2TB NAS/storage server Intel Atom®

Model TS-439U-SP/2TB

View product
B

Seagate

BlackArmor NAS 420View product
Storage2 differ
Total installed storage capacityDiffers2 TB4 TB
Number of storage drives installedKnown for one2
Storage drive capacityKnown for one4 TB
Storage drive interfaceDiffersSerial ATASerial ATA II
HDD speedKnown for one7200 RPM
RAID levelsKnown for one0, 1, 5, 10, JBOD
Number of storage drives supportedKnown for one4
Networkidentical
Supported network protocolsKnown for oneCIFS, NFS, HTTP, HTTPS, FTP, Bonjour
Ports & interfaces1 differ
Ethernet LAN (RJ-45) ports22
USB 2.0 ports quantityDiffers34
Designidentical
Display typeKnown for oneLCD
Number of fansKnown for one4 fan(s)
Performanceidentical
Number of usersKnown for one50 user(s)
Management protocolsKnown for oneCIFS, NFS, HTTPS, FTP
Access Control List (ACL)Known for oneYes
Weight & dimensions1 differ
WeightDiffers7.6 kg4.8 kg
Weight (imperial)Known for one4.79 kg (10.6 lbs)
Logistics dataidentical
Products per palletKnown for one24 pc(s)
Other features2 differ
Compatible operating systemsDiffersWindows 2000/XP/Vista/7/Server 2003/2008, Mac OS X, Linux, UnixMicrosoft Windows XP, Vista Linux Kernel 2.6.7 + Mac OS X 10.4.11 + Apple Safari 3.1 +
Dimensions (WxDxH)Differs439 x 499 x 44 mm160 x 269 x 207 mm
Minimum RAMKnown for one256 MB
Minimum processorKnown for onePentium III, 500MHz
Package dimensions (WxDxH)Known for one236 x 365 x 241.3 mm
Supported protocolsKnown for oneMicrosoft RALLY
FanKnown for one4x 40mm
Link/Act LEDKnown for oneYes
Power requirementsKnown for one100 - 240V
Connectivity LEDsKnown for oneYes
Processoridentical
Processor familyKnown for oneIntel Atom®
Processor frequencyKnown for one1.6 GHz
Memoryidentical
Internal memoryKnown for one1 GB
Internal memory typeKnown for oneDDR2
Flash memoryKnown for one128 MB
Poweridentical
Output powerKnown for one150 W
Operational conditionsidentical
Operating temperature (T-T)Known for one0 - 40 °C
Operating relative humidity (H-H)Known for one0 - 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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