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Product comparison · 2 internal hard drives

Origin Storage 4TB Desktop 3.5in SATA HD kit 7.2K Dell HD Bay Rails vs Seagate 320GB 2.5

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  • 18specifications compared
  • 16differ
  • 2identical
  • 21known for one product only

Key differences

The Origin Storage 4TB Desktop 3.5in SATA HD kit 7.2K Dell HD Bay Rails has 1,800 RPM more HDD speed than the Seagate 320GB 2.5 (7200 RPM vs 5400 RPM). The Origin Storage 4TB Desktop 3.5in SATA HD kit 7.2K Dell HD Bay Rails has 1" more HDD size than the Seagate 320GB 2.5 (3.5" vs 2.5"). The Origin Storage 4TB Desktop 3.5in SATA HD kit 7.2K Dell HD Bay Rails has 56 MB more storage drive buffer size than the Seagate 320GB 2.5 (64 MB vs 8 MB). HDD capacity: 4 TB on the Origin Storage 4TB Desktop 3.5in SATA HD kit 7.2K Dell HD Bay Rails, 320 GB on the Seagate 320GB 2.5. Interface: Serial ATA III on the Origin Storage 4TB Desktop 3.5in SATA HD kit 7.2K Dell HD Bay Rails, Serial ATA II on the Seagate 320GB 2.5.

  • HDD capacity
    • 4 TB
    • 320 GB
  • HDD speed
    • 7200 RPM
    • 5400 RPM
  • HDD size
    • 3.5"
    • 2.5"
  • Interface
    • Serial ATA III
    • Serial ATA II
  • Component for
    • PC
    • Laptop
  • Storage drive buffer size
    • 64 MB
    • 8 MB
  • HDD number of heads
    • 8
    • 3
  • Average latency
    • 5.1 ms
    • 5.6 ms

Side by side

Differences highlightedShow differences only
39 specifications
A

Origin Storage

4TB Desktop 3.5in SATA HD kit 7.2K Dell HD Bay RailsView product
B

Seagate

320GB 2.5View product
Features8 differ
HDD capacityDiffers4 TB320 GB
HDD speedDiffers7200 RPM5400 RPM
HDD sizeDiffers3.5"2.5"
InterfaceDiffersSerial ATA IIISerial ATA II
TypeHDDHDD
Component forDiffersPCLaptop
Storage drive buffer sizeDiffers64 MB8 MB
Hybrid-HDD cache memoryKnown for one8 GB
HDD interface transfer rateKnown for one6 Gbit/s
HDD number of cylindersKnown for one16383
HDD number of headsDiffers83
Read seek timeKnown for one12 ms
Write seek timeKnown for one12 ms
Track to track seek timeKnown for one1.2 ms
Average latencyDiffers5.1 ms5.6 ms
Bytes per sector512512
RefurbishedKnown for oneNo
Start/stop cyclesKnown for one600000
Power3 differ
Power consumption (typical)Known for one7.5 W
Power consumption (standby)Differs0.75 W0.22 W
Power consumption (idle)Differs6.9 W0.81 W
Operating voltageDiffers5 / 12 V5 V
Power consumption (read)Known for one2.6 W
Power consumption (write)Known for one2.85 W
Start-up currentKnown for one1 A
Operational conditions1 differ
Operating temperature (T-T)Differs5 - 60 °C0 - 60 °C
Operating vibrationKnown for one0.67 G
Non-operating vibrationKnown for one1.04 G
Storage temperature (T-T)Known for one-40 - 70 °C
Operating shockKnown for one350 G
Non-operating shockKnown for one1000 G
Packaging contentidentical
Storage drive adapter includedKnown for oneNo
Storage drive caddy includedKnown for oneYes
Weight & dimensions4 differ
WidthDiffers101.6 mm69.8 mm
DepthDiffers147 mm100.5 mm
HeightDiffers26.1 mm9.5 mm
WeightDiffers690 g98.8 g
Other featuresidentical
Compliance certificatesKnown for oneRoHS
Drive ready timeKnown for one1 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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