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Product comparison · 2 internal hard drives

Seagate HD Fireball 3 30GB ATA133 5400rpm vs Seagate HDD DiamondMax 8s 40GB SATA 7200

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  • 9specifications compared
  • 5differ
  • 4identical
  • 6known for one product only

Key differences

The Seagate HDD DiamondMax 8s 40GB SATA 7200 has 10 GB more HDD capacity than the Seagate HD Fireball 3 30GB ATA133 5400rpm (40 GB vs 30 GB). The Seagate HD Fireball 3 30GB ATA133 5400rpm has 1.33 ms more average latency than the Seagate HDD DiamondMax 8s 40GB SATA 7200 (5.5 ms vs 4.17 ms). The Seagate HDD DiamondMax 8s 40GB SATA 7200 has 1 g more weight than the Seagate HD Fireball 3 30GB ATA133 5400rpm (510 g vs 509 g). Interface: Ultra-ATA/133 on the Seagate HD Fireball 3 30GB ATA133 5400rpm, Serial ATA on the Seagate HDD DiamondMax 8s 40GB SATA 7200. Dimensions (WxDxH): 101.6 x 146.1 x 17.5 mm on the Seagate HD Fireball 3 30GB ATA133 5400rpm, 146.3 x 101.6 x 17.5 mm on the Seagate HDD DiamondMax 8s 40GB SATA 7200.

  • HDD capacity
    • 30 GB
    • 40 GB
  • Interface
    • Ultra-ATA/133
    • Serial ATA
  • Average latency
    • 5.5 ms
    • 4.17 ms
  • Weight
    • 509 g
    • 510 g
  • Dimensions (WxDxH)
    • 101.6 x 146.1 x 17.5 mm
    • 146.3 x 101.6 x 17.5 mm

Side by side

Differences highlightedShow differences only
15 specifications
A

Seagate

HD Fireball 3 30GB ATA133 5400rpmView product
B

Seagate

HDD DiamondMax 8s 40GB SATA 7200View product
Features3 differ
HDD capacityDiffers30 GB40 GB
HDD size3.5"3.5"
InterfaceDiffersUltra-ATA/133Serial ATA
Storage drive buffer size2 MB2 MB
HDD number of headsKnown for one4
Read seek timeKnown for one12 ms
Average latencyDiffers5.5 ms4.17 ms
HDD speedKnown for one7200 RPM
Poweridentical
Operating voltage5 / 12 V5 / 12 V
Weight & dimensions1 differ
WeightDiffers509 g510 g
Other features1 differ
Power requirementsKnown for one12V: 342mA (seek), 190mA (idle), 22mA (standby); 5V: 411mA (seek), 331mA (idle), 110mA (standby)
Dimensions (WxDxH)Differs101.6 x 146.1 x 17.5 mm146.3 x 101.6 x 17.5 mm
InternalYesYes
Data transfer rateKnown for one1.5 Gbit/s
Operational conditionsidentical
Operating temperature (T-T)Known for one0 - 60 °C

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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