Product comparison · 2 nas & storage servers

QNAP TS-421U + 4x 4TBWDRED vs QNAP TS-670 + 6x 1TBWDRED

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  • 63specifications compared
  • 19differ
  • 44identical
  • 11known for one product only

Key differences

The QNAP TS-421U + 4x 4TBWDRED has 10 TB more total installed storage capacity than the QNAP TS-670 + 6x 1TBWDRED (16 TB vs 6 TB). The QNAP TS-670 + 6x 1TBWDRED has 2 more storage drives installed than the QNAP TS-421U + 4x 4TBWDRED (6 vs 4). The QNAP TS-670 + 6x 1TBWDRED has 2 more storage drives supported than the QNAP TS-421U + 4x 4TBWDRED (6 vs 4). Supported storage drive types: HDD on the QNAP TS-421U + 4x 4TBWDRED, HDD & SSD on the QNAP TS-670 + 6x 1TBWDRED. Storage drive interface: Serial ATA, Serial ATA II on the QNAP TS-421U + 4x 4TBWDRED, Serial ATA II, Serial ATA III on the QNAP TS-670 + 6x 1TBWDRED.

  • Total installed storage capacity
    • TS-421U + 4x 4TBWDRED:16 TB
    • TS-670 + 6x 1TBWDRED:6 TB
  • Number of storage drives installed
    • TS-421U + 4x 4TBWDRED:4
    • TS-670 + 6x 1TBWDRED:6
  • Number of storage drives supported
    • TS-421U + 4x 4TBWDRED:4
    • TS-670 + 6x 1TBWDRED:6
  • Supported storage drive types
    • TS-421U + 4x 4TBWDRED:HDD
    • TS-670 + 6x 1TBWDRED:HDD & SSD
  • Storage drive capacity
    • TS-421U + 4x 4TBWDRED:4 TB
    • TS-670 + 6x 1TBWDRED:1 TB
  • Processor frequency
    • TS-421U + 4x 4TBWDRED:2 GHz
    • TS-670 + 6x 1TBWDRED:2.6 GHz
  • Internal memory
    • TS-421U + 4x 4TBWDRED:1 GB
    • TS-670 + 6x 1TBWDRED:2 GB
  • Flash memory
    • TS-421U + 4x 4TBWDRED:16 MB
    • TS-670 + 6x 1TBWDRED:512 MB

Side by side

Differences highlightedShow differences only (on)
Comparison of TS-421U + 4x 4TBWDRED, TS-670 + 6x 1TBWDRED
74 specifications
Storage6 differ
Total installed storage capacityDiffers16 TB6 TB
Number of storage drives installedDiffers46
Number of storage drives supportedDiffers46
Supported storage drive typesDiffersHDDHDD & SSD
Storage drive capacityDiffers4 TB1 TB
Storage drive interfaceDiffersSerial ATA, Serial ATA IISerial ATA II, Serial ATA III
Processor1 differ
Processor frequencyDiffers2 GHz2.6 GHz
Processor coresKnown for oneUnknown — not stated by the source2
Processor familyKnown for oneMarvellUnknown — not stated by the source
Memory2 differ
Internal memoryDiffers1 GB2 GB
Flash memoryDiffers16 MB512 MB
Internal memory typeKnown for oneDDR3Unknown — not stated by the source
Ports & interfaces2 differ
Ethernet LAN (RJ-45) portsDiffers24
USB 2.0 ports quantityDiffers23
HDMI ports quantityKnown for oneUnknown — not stated by the source1
Design3 differ
Chassis typeDiffersRack (1U)Tower
Product colourDiffersBlackBlack, Metallic
Fan diameterDiffers4 cm9 cm
Drive bay lockingKnown for oneUnknown — not stated by the sourceYes
Built-in displayKnown for oneUnknown — not stated by the sourceYes
Display typeKnown for oneUnknown — not stated by the sourceLCD
Performance1 differ
Security algorithmsDiffersHTTPS, SSH, SSL/TLSHTTPS, SSH
BuzzerKnown for oneYesUnknown — not stated by the source
Number of usersKnown for one4096 user(s)Unknown — not stated by the source
Softwareidentical
Operating system installedKnown for oneQNAP Turbo SystemUnknown — not stated by the source
Poweridentical
Power consumption (off)Known for oneUnknown — not stated by the source1 W
Weight & dimensions3 differ
WidthDiffers439 mm257 mm
DepthDiffers483 mm235 mm
HeightDiffers44 mm175 mm
Operational conditions1 differ
Operating temperature (T-T)Differs0 - 40 °C0 - 35 °C

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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