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Product comparison · 2 internal hard drives

Samsung 320GB HDD vs Samsung 750GB Serial ATA II HDD, 20-pk

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  • 23specifications compared
  • 4differ
  • 19identical
  • 10known for one product only

Key differences

The Samsung 750GB Serial ATA II HDD, 20-pk has 430 GB more HDD capacity than the Samsung 320GB HDD (750 GB vs 320 GB). The Samsung 320GB HDD has 0.33 W more power consumption (standby) than the Samsung 750GB Serial ATA II HDD, 20-pk (1.13 W vs 0.8 W). The Samsung 750GB Serial ATA II HDD, 20-pk has 170 g more weight than the Samsung 320GB HDD (640 g vs 470 g).

  • HDD capacity
    • 320 GB
    • 750 GB
  • Power consumption (standby)
    • 1.13 W
    • 0.8 W
  • Weight
    • 470 g
    • 640 g
  • Drive ready time
    • 8 s
    • 12 s

Side by side

Differences highlightedShow differences only
33 specifications
A

Samsung

320GB HDDView product
B

Samsung

750GB Serial ATA II HDD, 20-pkView product
Features1 differ
HDD capacityDiffers320 GB750 GB
HDD speed7200 RPM7200 RPM
HDD size3.5"3.5"
InterfaceSerial ATA IISerial ATA II
TypeKnown for oneHDD
Storage drive buffer size16 MB16 MB
Average seek time8.9 ms8.9 ms
Average latencyKnown for one4.17 ms
Bytes per sector512512
Start/stop cycles5000050000
Power1 differ
Power consumption (standby)Differs1.13 W0.8 W
Power consumption (PowerSave)Known for one1.13 W
Power consumption (idle)Known for one5.32 W
Power consumption (read)Known for one6.64 W
Power consumption (write)Known for one6.64 W
Operating voltage5 / 12 V5 / 12 V
Start-up currentKnown for one2 A
Power consumption (typical)Known for one7.9 W
Operational conditionsidentical
Operating temperature (T-T)0 - 60 °C0 - 60 °C
Storage temperature (T-T)-40 - 70 °C-40 - 70 °C
Operating relative humidity (H-H)5 - 90%5 - 90%
Storage relative humidity (H-H)5 - 95%5 - 95%
Operating altitude-300 - 3000 m-300 - 3000 m
Non-operating altitude-300 - 12000 m-300 - 12000 m
Operating shock70 G70 G
Non-operating shock350 G350 G
Weight & dimensions1 differ
Width101.5 mm101.5 mm
Depth147 mm147 mm
Height26.1 mm26.1 mm
WeightDiffers470 g640 g
Other features1 differ
Drive ready timeDiffers8 s12 s
Power requirementsKnown for one+5V±5%, +12V±10%
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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