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Product comparison · 2 internal hard drives

Fujitsu 300GB, 3.5", 15K vs Seagate Barracuda ES.2 SATA 3.0-Gb/s 750-GB HD 20pk

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  • 16specifications compared
  • 11differ
  • 5identical
  • 20known for one product only

Key differences

The Seagate Barracuda ES.2 SATA 3.0-Gb/s 750-GB HD 20pk has 450 GB more HDD capacity than the Fujitsu 300GB, 3.5", 15K (750 GB vs 300 GB). The Fujitsu 300GB, 3.5", 15K has 7,800 RPM more HDD speed than the Seagate Barracuda ES.2 SATA 3.0-Gb/s 750-GB HD 20pk (15000 RPM vs 7200 RPM). The Seagate Barracuda ES.2 SATA 3.0-Gb/s 750-GB HD 20pk has 24 MB more storage drive buffer size than the Fujitsu 300GB, 3.5", 15K (32 MB vs 8 MB). Interface: SCSI on the Fujitsu 300GB, 3.5", 15K, Serial ATA on the Seagate Barracuda ES.2 SATA 3.0-Gb/s 750-GB HD 20pk.

  • HDD capacity
    • 300 GB
    • 750 GB
  • HDD speed
    • 15000 RPM
    • 7200 RPM
  • Interface
    • SCSI
    • Serial ATA
  • Storage drive buffer size
    • 8 MB
    • 32 MB
  • Average latency
    • 2 ms
    • 4.16 ms
  • Mean time between failures (MTBF)
    • 1400000 h
    • 1200000 h
  • Operating shock
    • 65 G
    • 63 G
  • Non-operating shock
    • 250 G
    • 300 G

Side by side

Differences highlightedShow differences only
36 specifications
A

Fujitsu

300GB, 3.5", 15KView product
B

Seagate

Barracuda ES.2 SATA 3.0-Gb/s 750-GB HD 20pkView product
Features6 differ
HDD capacityDiffers300 GB750 GB
HDD speedDiffers15000 RPM7200 RPM
HDD size3.5"3.5"
InterfaceDiffersSCSISerial ATA
TypeKnown for oneHDD
Component forKnown for oneServer/workstation
Storage drive buffer sizeDiffers8 MB32 MB
HDD number of cylindersKnown for one4
HDD number of headsKnown for one8
Average latencyDiffers2 ms4.16 ms
Mean time between failures (MTBF)Differs1400000 h1200000 h
Read seek timeKnown for one8.5 ms
Write seek timeKnown for one9.5 ms
Track to track seek timeKnown for one0.8 ms
Bytes per sectorKnown for one512
Poweridentical
Power consumption (typical)Known for one12.4 W
Operating voltage5 / 12 V5 / 12 V
Operational conditions2 differ
Operating temperature (T-T)5 - 55 °C5 - 55 °C
Storage temperature (T-T)-40 - 70 °C-40 - 70 °C
Operating relative humidity (H-H)Known for one5 - 95%
Storage relative humidity (H-H)Known for one5 - 95%
Operating vibrationKnown for one1 G
Non-operating vibrationKnown for one5 G
Operating altitudeKnown for one0 - 3048 m
Non-operating altitudeKnown for one0 - 12192 m
Operating shockDiffers65 G63 G
Non-operating shockDiffers250 G300 G
Weight & dimensions3 differ
Width101.6 mm101.6 mm
DepthDiffers146 mm147 mm
HeightDiffers25.4 mm26.1 mm
WeightDiffers800 g530 g
Other featuresidentical
HDD transfer rateKnown for one1287 Mbit/s
Data transfer rateKnown for one3 Gbit/s
InternalKnown for oneYes
USB poweredKnown for oneNo
Sustained data rateKnown for one105 MB/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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