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Product comparison · 2 nas & storage servers

QNAP TS-459 Pro/2TB vs Seagate BlackArmor NAS 420

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  • 7specifications compared
  • 6differ
  • 1identical
  • 72known 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
    • 5
    • 4
  • Weight
    • 3.65 kg
    • 4.8 kg
  • Dimensions (WxDxH)
    • 180 x 235 x 177 mm
    • 160 x 269 x 207 mm

Side by side

Differences highlightedShow differences only
79 specifications
A

QNAP

TS-459 Pro/2TBView product
B

Seagate

BlackArmor NAS 420View product
Storage2 differ
Total installed storage capacityDiffers2 TB4 TB
Number of storage drives supportedKnown for one4
Storage drive interfaceDiffersSerial ATASerial ATA II
Number of storage drives installedKnown for one2
Storage drive capacityKnown for one4 TB
HDD speedKnown for one7200 RPM
RAID levelsKnown for one0, 1, 5, 10, JBOD
Processoridentical
Processor manufacturerKnown for oneIntel
Processor familyKnown for oneIntel Atom®
Processor modelKnown for oneD510
Processor frequencyKnown for one1.66 GHz
Processor coresKnown for one2
Processor threadsKnown for one4
Processor cacheKnown for one1 MB
L2 cacheKnown for one1 MB
Bus typeKnown for oneDMI
ECC supported by processorKnown for oneNo
Physical Address Extension (PAE)Known for one32 bit
Processing Die sizeKnown for one87 mm²
Processor cache typeKnown for oneL2
Processor codeKnown for oneSLBLA
Processor codenameKnown for onePineview
Processor lithographyKnown for one45 nm
Processor operating modesKnown for one64-bit
Processor package sizeKnown for one22 x 22 mm
Processor socketKnown for oneBGA 559
SteppingKnown for oneB0
Thermal Design Power (TDP)Known for one13 W
TjunctionKnown for one100 °C
Maximum internal memory supported by processorKnown for one4 GB
Memory bandwidth supported by processor (max)Known for one6.4 GB/s
Conflict-Free processorKnown for oneNo
Memoryidentical
Internal memoryKnown for one1 GB
Internal memory typeKnown for oneDDR2
Flash memoryKnown for one512 MB
Ports & interfaces1 differ
Ethernet LAN (RJ-45) ports22
USB 2.0 ports quantityDiffers54
eSATAKnown for oneYes
Designidentical
Chassis typeKnown for oneTower
Number of fansKnown for one1 fan(s)
LED indicatorsKnown for oneeSATA, LAN, Power, Status, USB
Display typeKnown for oneLCD
Poweridentical
Output powerKnown for one250 W
Weight & dimensions1 differ
WeightDiffers3.65 kg4.8 kg
Weight (imperial)Known for one4.79 kg (10.6 lbs)
Processor special featuresidentical
Embedded options availableKnown for oneYes
Enhanced Intel SpeedStep TechnologyKnown for oneNo
Execute Disable BitKnown for oneYes
Idle StatesKnown for oneNo
Intel 64Known for oneYes
Intel Demand Based SwitchingKnown for oneNo
Intel Enhanced Halt StateKnown for oneNo
Intel Trusted Execution TechnologyKnown for oneNo
Intel Virtualization Technology (VT-x)Known for oneNo
Intel Virtualization Technology for Directed I/O (VT-d)Known for oneNo
Intel® AES New Instructions (Intel® AES-NI)Known for oneNo
Intel® Hyper Threading Technology (Intel® HT Technology)Known for oneYes
Intel® Turbo Boost TechnologyKnown for oneNo
Number of Processing Die TransistorsKnown for one176 M
Thermal Monitoring TechnologiesKnown for oneNo
Memory channels supported by processorKnown for oneSingle
Operational conditionsidentical
Operating temperature (T-T)Known for one0 - 40 °C
Operating relative humidity (H-H)Known for one0 - 95%
Other features2 differ
Compatible operating systemsDiffersWindows 2000/XP/Vista/7/Server2003/2008, 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)Differs180 x 235 x 177 mm160 x 269 x 207 mm
FanKnown for one90mm
Link/Act LEDKnown for oneYes
Power requirementsKnown for one100 - 240V
Processor ARK IDKnown for one43098
Connectivity LEDsKnown for oneYes
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
Networkidentical
Supported network protocolsKnown for oneCIFS, NFS, HTTP, HTTPS, FTP, Bonjour
Performanceidentical
Number of usersKnown for one50 user(s)
Management protocolsKnown for oneCIFS, NFS, HTTPS, FTP
Access Control List (ACL)Known for oneYes
Logistics dataidentical
Products per palletKnown for one24 pc(s)

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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