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Product comparison · 2 internal hard drives

Seagate Barracuda ES.2 SATA 3.0-Gb/s 750-GB HD 20pk vs Seagate SV35 Series 7200.2 250GB Ultra-ATA/100 20pk

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  • 20specifications compared
  • 8differ
  • 12identical
  • 11known for one product only

Key differences

The Seagate Barracuda ES.2 SATA 3.0-Gb/s 750-GB HD 20pk has 500 GB more HDD capacity than the Seagate SV35 Series 7200.2 250GB Ultra-ATA/100 20pk (750 GB vs 250 GB). The Seagate Barracuda ES.2 SATA 3.0-Gb/s 750-GB HD 20pk has 24 MB more storage drive buffer size than the Seagate SV35 Series 7200.2 250GB Ultra-ATA/100 20pk (32 MB vs 8 MB). The Seagate SV35 Series 7200.2 250GB Ultra-ATA/100 20pk has 8.5 ms more read seek time than the Seagate Barracuda ES.2 SATA 3.0-Gb/s 750-GB HD 20pk (17 ms vs 8.5 ms). Interface: Serial ATA on the Seagate Barracuda ES.2 SATA 3.0-Gb/s 750-GB HD 20pk, Ultra-ATA/100 on the Seagate SV35 Series 7200.2 250GB Ultra-ATA/100 20pk. Operating temperature (T-T): 5 - 55 °C on the Seagate Barracuda ES.2 SATA 3.0-Gb/s 750-GB HD 20pk, 0 - 60 °C on the Seagate SV35 Series 7200.2 250GB Ultra-ATA/100 20pk.

  • HDD capacity
    • 750 GB
    • 250 GB
  • Interface
    • Serial ATA
    • Ultra-ATA/100
  • Storage drive buffer size
    • 32 MB
    • 8 MB
  • Read seek time
    • 8.5 ms
    • 17 ms
  • Write seek time
    • 9.5 ms
    • 14 ms
  • Track to track seek time
    • 0.8 ms
    • 1 ms
  • Operating temperature (T-T)
    • 5 - 55 °C
    • 0 - 60 °C
  • Weight
    • 530 g
    • 600 g

Side by side

Differences highlightedShow differences only
31 specifications
A

Seagate

Barracuda ES.2 SATA 3.0-Gb/s 750-GB HD 20pkView product
B

Seagate

SV35 Series 7200.2 250GB Ultra-ATA/100 20pkView product
Features6 differ
HDD capacityDiffers750 GB250 GB
InterfaceDiffersSerial ATAUltra-ATA/100
Component forKnown for oneSurveillance system
Storage drive buffer sizeDiffers32 MB8 MB
Read seek timeDiffers8.5 ms17 ms
Write seek timeDiffers9.5 ms14 ms
Track to track seek timeDiffers0.8 ms1 ms
Start/stop cyclesKnown for one50000
Average latencyKnown for one4.16 ms
Mean time between failures (MTBF)Known for one1200000 h
Operational conditions1 differ
Operating temperature (T-T)Differs5 - 55 °C0 - 60 °C
Operating relative humidity (H-H)Known for one5 - 90%
Storage relative humidity (H-H)Known for one5 - 95%
Weight & dimensions1 differ
WeightDiffers530 g600 g
Other featuresidentical
Power requirementsKnown for one+5V; +12V
Drive ready timeKnown for one7 s
HDD transfer rateKnown for one1287 Mbit/s
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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