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Product comparison · 2 internal hard drives

Seagate Barracuda 7200.11 SATA 3Gb/s 750-GB HD 20pk vs Seagate EE25 Series 20GB SATA 25pk

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  • 14specifications compared
  • 13differ
  • 1identical
  • 12known for one product only

Key differences

The Seagate Barracuda 7200.11 SATA 3Gb/s 750-GB HD 20pk has 730 GB more HDD capacity than the Seagate EE25 Series 20GB SATA 25pk (750 GB vs 20 GB). The Seagate Barracuda 7200.11 SATA 3Gb/s 750-GB HD 20pk has 1,800 RPM more HDD speed than the Seagate EE25 Series 20GB SATA 25pk (7200 RPM vs 5400 RPM). The Seagate Barracuda 7200.11 SATA 3Gb/s 750-GB HD 20pk has 1" more HDD size than the Seagate EE25 Series 20GB SATA 25pk (3.5" vs 2.5"). Interface: Serial ATA II on the Seagate Barracuda 7200.11 SATA 3Gb/s 750-GB HD 20pk, Serial ATA on the Seagate EE25 Series 20GB SATA 25pk. Operating voltage: 5 / 12 V on the Seagate Barracuda 7200.11 SATA 3Gb/s 750-GB HD 20pk, 5 V on the Seagate EE25 Series 20GB SATA 25pk.

  • HDD capacity
    • 750 GB
    • 20 GB
  • HDD speed
    • 7200 RPM
    • 5400 RPM
  • HDD size
    • 3.5"
    • 2.5"
  • Interface
    • Serial ATA II
    • Serial ATA
  • Storage drive buffer size
    • 32 MB
    • 8 MB
  • Average latency
    • 4.16 ms
    • 5.6 ms
  • Operating voltage
    • 5 / 12 V
    • 5 V
  • Operating shock
    • 63 G
    • 200 G

Side by side

Differences highlightedShow differences only
26 specifications
A

Seagate

Barracuda 7200.11 SATA 3Gb/s 750-GB HD 20pkView product
B

Seagate

EE25 Series 20GB SATA 25pkView product
Features6 differ
HDD capacityDiffers750 GB20 GB
HDD speedDiffers7200 RPM5400 RPM
HDD sizeDiffers3.5"2.5"
InterfaceDiffersSerial ATA IISerial ATA
Storage drive buffer sizeDiffers32 MB8 MB
HDD number of headsKnown for one6
Average latencyDiffers4.16 ms5.6 ms
Bytes per sectorKnown for one512
Start/stop cyclesKnown for one50000
Read seek timeKnown for one12.5 ms
Write seek timeKnown for one14.5 ms
Mean time between failures (MTBF)Known for one550000 h
Power1 differ
Operating voltageDiffers5 / 12 V5 V
Operational conditions2 differ
Operating temperature (T-T)Known for one0 - 60 °C
Storage temperature (T-T)Known for one-40 - 70 °C
Operating shockDiffers63 G200 G
Non-operating shockDiffers300 G800 G
Operating relative humidity (H-H)Known for one5 - 95%
Storage relative humidity (H-H)Known for one5 - 95%
Weight & dimensions4 differ
WidthDiffers101.6 mm69.8 mm
DepthDiffers147 mm100.2 mm
HeightDiffers26.1 mm9.5 mm
WeightDiffers640 g100 g
Other featuresidentical
Data transfer rateKnown for one3 Gbit/s
InternalYesYes
Acoustic pressure emissionsKnown for one2.3 dB

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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