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Product comparison · 2 internal hard drives

Samsung 120gb sata II 300 7200 rpm 8mb vs Seagate K HDFireb3 40GBATA133 5400rpm 20pk bulk

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  • 10specifications compared
  • 9differ
  • 1identical
  • 7known for one product only

Key differences

The Samsung 120gb sata II 300 7200 rpm 8mb has 80 GB more HDD capacity than the Seagate K HDFireb3 40GBATA133 5400rpm 20pk bulk (120 GB vs 40 GB). The Samsung 120gb sata II 300 7200 rpm 8mb has 1,800 RPM more HDD speed than the Seagate K HDFireb3 40GBATA133 5400rpm 20pk bulk (7200 RPM vs 5400 RPM). The Samsung 120gb sata II 300 7200 rpm 8mb has 6 MB more storage drive buffer size than the Seagate K HDFireb3 40GBATA133 5400rpm 20pk bulk (8 MB vs 2 MB). Interface: Serial ATA II on the Samsung 120gb sata II 300 7200 rpm 8mb, Ultra-ATA/133 on the Seagate K HDFireb3 40GBATA133 5400rpm 20pk bulk. Operating temperature (T-T): 5 - 55 °C on the Samsung 120gb sata II 300 7200 rpm 8mb, 5 - 60 °C on the Seagate K HDFireb3 40GBATA133 5400rpm 20pk bulk.

  • HDD capacity
    • 120 GB
    • 40 GB
  • HDD speed
    • 7200 RPM
    • 5400 RPM
  • Interface
    • Serial ATA II
    • Ultra-ATA/133
  • Storage drive buffer size
    • 8 MB
    • 2 MB
  • Average latency
    • 4.17 ms
    • 5.5 ms
  • Operating temperature (T-T)
    • 5 - 55 °C
    • 5 - 60 °C
  • Weight
    • 635 g
    • 509 g
  • Power requirements
    • 5V°±5% / 12V°±10%
    • +5V, +12V

Side by side

Differences highlightedShow differences only
17 specifications
A

Samsung

120gb sata II 300 7200 rpm 8mbView product
B

Seagate

K HDFireb3 40GBATA133 5400rpm 20pk bulkView product
Features5 differ
HDD capacityDiffers120 GB40 GB
HDD speedDiffers7200 RPM5400 RPM
HDD sizeKnown for one3.5"
InterfaceDiffersSerial ATA IIUltra-ATA/133
Storage drive buffer sizeDiffers8 MB2 MB
HDD number of headsKnown for one16
Average seek timeKnown for one12 ms
Average latencyDiffers4.17 ms5.5 ms
Access timeKnown for one8.9 ms
Track to track seek timeKnown for one0.8 ms
Bytes per sectorKnown for one512
Poweridentical
Operating voltageKnown for one5 / 12 V
Operational conditions1 differ
Operating temperature (T-T)Differs5 - 55 °C5 - 60 °C
Weight & dimensions1 differ
WeightDiffers635 g509 g
Other features2 differ
Power requirementsDiffers5V°±5% / 12V°±10%+5V, +12V
Dimensions (WxDxH)Differs101.6 x 146.1 x 25.4 mm102 x 147 x 17.5 mm
InternalYesYes

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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