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Product comparison · 2 internal hard drives

Seagate Barracuda 7200.9, 400GB vs Seagate Barracuda 7200.9 80 GB SATA NCQ 3Gb/s 20pk

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  • 8specifications compared
  • 3differ
  • 5identical
  • 16known for one product only

Key differences

The Seagate Barracuda 7200.9, 400GB has 320 GB more HDD capacity than the Seagate Barracuda 7200.9 80 GB SATA NCQ 3Gb/s 20pk (400 GB vs 80 GB). The Seagate Barracuda 7200.9, 400GB has 8 MB more storage drive buffer size than the Seagate Barracuda 7200.9 80 GB SATA NCQ 3Gb/s 20pk (16 MB vs 8 MB). The Seagate Barracuda 7200.9 80 GB SATA NCQ 3Gb/s 20pk has 55 g more weight than the Seagate Barracuda 7200.9, 400GB (690 g vs 635 g).

  • HDD capacity
    • 400 GB
    • 80 GB
  • Storage drive buffer size
    • 16 MB
    • 8 MB
  • Weight
    • 635 g
    • 690 g

Side by side

Differences highlightedShow differences only
24 specifications
A

Seagate

Barracuda 7200.9, 400GBView product
B

Seagate

Barracuda 7200.9 80 GB SATA NCQ 3Gb/s 20pkView product
Features2 differ
HDD capacityDiffers400 GB80 GB
HDD speed7200 RPM7200 RPM
HDD sizeKnown for one3.5"
InterfaceSerial ATA IISerial ATA II
Storage drive buffer sizeDiffers16 MB8 MB
Average latency4.16 ms4.16 ms
Bytes per sectorKnown for one512
Start/stop cyclesKnown for one50000
Average seek timeKnown for one11 ms
Poweridentical
Power consumption (PowerSave)Known for one7.4 W
Operating voltageKnown for one5 / 12 V
Power consumption (standby)Known for one0.329 W
Operational conditionsidentical
Operating temperature (T-T)0 - 60 °C0 - 60 °C
Storage temperature (T-T)Known for one-40 - 70 °C
Operating shockKnown for one63 G
Non-operating shockKnown for one350 G
Weight & dimensions1 differ
WidthKnown for one101 mm
DepthKnown for one146 mm
HeightKnown for one26 mm
WeightDiffers635 g690 g
Other featuresidentical
Drive device, transfer rateKnown for one300 MB/s
InternalYesYes
Acoustic pressure emissionsKnown for one3.7 dB
Dimensions (WxDxH)Known for one101.6 x 146.99 x 26.1 mm

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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