Product comparison · 2 internal hard drives

Origin Storage 500GB SATA Latitude E6440 vs Seagate Constellation ST91000641SS-30PK internal hard drive

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  • 15specifications compared
  • 9differ
  • 6identical
  • 23known for one product only

Key differences

  • HDD capacity
    • 500GB SATA Latitude E6440:500 GB
    • Constellation ST91000641SS-30PK internal hard drive:1 TB
  • Interface
    • 500GB SATA Latitude E6440:Serial ATA
    • Constellation ST91000641SS-30PK internal hard drive:SAS
  • Storage drive buffer size
    • 500GB SATA Latitude E6440:32 MB
    • Constellation ST91000641SS-30PK internal hard drive:64 MB
  • Read seek time
    • 500GB SATA Latitude E6440:13 ms
    • Constellation ST91000641SS-30PK internal hard drive:8.5 ms
  • Average latency
    • 500GB SATA Latitude E6440:4.2 ms
    • Constellation ST91000641SS-30PK internal hard drive:4.16 ms
  • Operating temperature (T-T)
    • 500GB SATA Latitude E6440:5 - 55 °C
    • Constellation ST91000641SS-30PK internal hard drive:5 - 60 °C
  • Width
    • 500GB SATA Latitude E6440:70 mm
    • Constellation ST91000641SS-30PK internal hard drive:70.1 mm
  • Height
    • 500GB SATA Latitude E6440:7 mm
    • Constellation ST91000641SS-30PK internal hard drive:15 mm

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Comparison of DELL-500S/7-NB75, ST91000641SS-30PK
38 specifications
A

Origin Storage

500GB SATA Latitude E6440

Model DELL-500S/7-NB75

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Features5 differ
HDD capacityDiffers500 GB1 TB
HDD speed7200 RPM7200 RPM
HDD size2.5"2.5"
InterfaceDiffersSerial ATASAS
TypeHDDHDD
Component forKnown for oneLaptopUnknown — not stated by the source
Hot-swapKnown for oneNoUnknown — not stated by the source
Storage drive buffer sizeDiffers32 MB64 MB
HDD interface transfer rate6 Gbit/s6 Gbit/s
Read seek timeDiffers13 ms8.5 ms
Track to track seek timeKnown for one1 msUnknown — not stated by the source
Average seek timeKnown for one13 msUnknown — not stated by the source
Average latencyDiffers4.2 ms4.16 ms
Bytes per sector512512
RefurbishedKnown for oneNoUnknown — not stated by the source
Write seek timeKnown for oneUnknown — not stated by the source9.5 ms
Mean time between failures (MTBF)Known for oneUnknown — not stated by the source1400000 h
Poweridentical
Operating voltage5 V5 V
Power consumption (typical)Known for oneUnknown — not stated by the source6.4 W
Power consumption (idle)Known for oneUnknown — not stated by the source3.85 W
Operational conditions1 differ
Operating temperature (T-T)Differs5 - 55 °C5 - 60 °C
Storage temperature (T-T)Known for one-40 - 70 °CUnknown — not stated by the source
Operating relative humidity (H-H)Known for one5 - 95%Unknown — not stated by the source
Storage relative humidity (H-H)Known for one5 - 95%Unknown — not stated by the source
Operating vibrationKnown for oneUnknown — not stated by the source0.5 G
Non-operating vibrationKnown for oneUnknown — not stated by the source3 G
Operating shockKnown for oneUnknown — not stated by the source70 G
Non-operating shockKnown for oneUnknown — not stated by the source400 G
Packaging contentidentical
Storage drive adapter includedKnown for oneNoUnknown — not stated by the source
Storage drive caddy includedKnown for oneYesUnknown — not stated by the source
Weight & dimensions3 differ
WidthDiffers70 mm70.1 mm
HeightDiffers7 mm15 mm
WeightDiffers180 g200 g
DepthKnown for oneUnknown — not stated by the source100.5 mm
Logistics dataidentical
Harmonized System (HS) codeKnown for one84717050Unknown — not stated by the source
Other featuresidentical
Compliance certificatesKnown for oneRoHSUnknown — not stated by the source
Compatible productsKnown for oneLatitude E6440Unknown — not stated by the source
Packaging dataidentical
Quantity per packKnown for oneUnknown — not stated by the source30 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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