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Product comparison · 2 internal hard drives

Acer 320GB SATA 7.2k rpm Hot Swap 3.5" HDD vs Seagate 450GB HDD

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  • 5specifications compared
  • 3differ
  • 2identical
  • 22known for one product only

Key differences

The Seagate 450GB HDD has 130 GB more HDD capacity than the Acer 320GB SATA 7.2k rpm Hot Swap 3.5" HDD (450 GB vs 320 GB). The Seagate 450GB HDD has 7,800 RPM more HDD speed than the Acer 320GB SATA 7.2k rpm Hot Swap 3.5" HDD (15000 RPM vs 7200 RPM). Interface: Serial ATA on the Acer 320GB SATA 7.2k rpm Hot Swap 3.5" HDD, Fibre Channel on the Seagate 450GB HDD.

  • HDD capacity
    • 320 GB
    • 450 GB
  • HDD speed
    • 7200 RPM
    • 15000 RPM
  • Interface
    • Serial ATA
    • Fibre Channel

Side by side

Differences highlightedShow differences only
27 specifications
A

Acer

320GB SATA 7.2k rpm Hot Swap 3.5" HDDView product
B

Seagate

450GB HDDView product
Features3 differ
HDD capacityDiffers320 GB450 GB
HDD speedDiffers7200 RPM15000 RPM
InterfaceDiffersSerial ATAFibre Channel
TypeKnown for oneHDD
Component forKnown for oneServer/workstation
Storage drive buffer sizeKnown for one16 MB
HDD number of headsKnown for one6
Read seek timeKnown for one3.4 ms
Write seek timeKnown for one3.9 ms
Average latencyKnown for one2 ms
Mean time between failures (MTBF)Known for one1600000 h
Poweridentical
Power consumption (typical)Known for one15.17 W
Power consumption (idle)Known for one10.26 W
Operational conditionsidentical
Operating temperature (T-T)Known for one5 - 55 °C
Storage temperature (T-T)Known for one-40 - 70 °C
Operating vibrationKnown for one1 G
Non-operating vibrationKnown for one3 G
Operating shockKnown for one60 G
Non-operating shockKnown for one300 G
Weight & dimensionsidentical
WidthKnown for one101.6 mm
DepthKnown for one146.5 mm
HeightKnown for one25.4 mm
WeightKnown for one676 g
Other featuresidentical
Hot-Plug supportKnown for oneYes
InternalKnown for oneYes

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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