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Product comparison · 2 internal hard drives

Seagate 200GB 3.5" IDE vs Seagate 40GB 3.5" Ultra ATA/100

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  • 30specifications compared
  • 8differ
  • 22identical
  • 3known for one product only

Key differences

The Seagate 200GB 3.5" IDE has 160 GB more HDD capacity than the Seagate 40GB 3.5" Ultra ATA/100 (200 GB vs 40 GB). The Seagate 200GB 3.5" IDE has 6 MB more storage drive buffer size than the Seagate 40GB 3.5" Ultra ATA/100 (8 MB vs 2 MB). The Seagate 40GB 3.5" Ultra ATA/100 has 50 G more non-operating shock than the Seagate 200GB 3.5" IDE (350 G vs 300 G). Interface: IDE/ATA on the Seagate 200GB 3.5" IDE, Ultra-ATA/100 on the Seagate 40GB 3.5" Ultra ATA/100.

  • HDD capacity
    • 200 GB
    • 40 GB
  • Interface
    • IDE/ATA
    • Ultra-ATA/100
  • Storage drive buffer size
    • 8 MB
    • 2 MB
  • Non-operating shock
    • 300 G
    • 350 G
  • Width
    • 101.8 mm
    • 101.6 mm
  • Depth
    • 147 mm
    • 146.9 mm
  • Height
    • 26.1 mm
    • 26 mm
  • Weight
    • 635 g
    • 580 g

Side by side

Differences highlightedShow differences only
33 specifications
A

Seagate

200GB 3.5" IDEView product
B

Seagate

40GB 3.5" Ultra ATA/100View product
Features3 differ
HDD capacityDiffers200 GB40 GB
HDD speed7200 RPM7200 RPM
HDD size3.5"3.5"
InterfaceDiffersIDE/ATAUltra-ATA/100
TypeHDDHDD
Storage drive buffer sizeDiffers8 MB2 MB
HDD number of cylinders1638316383
HDD number of heads1616
Read seek time11 ms11 ms
Write seek time12 ms12 ms
Average latency4.16 ms4.16 ms
Bytes per sector512512
Start/stop cycles5000050000
Poweridentical
Power consumption (standby)Known for one0.8 W
Power consumption (read)Known for one12.8 W
Power consumption (write)Known for one12.8 W
Operating voltage5 / 12 V5 / 12 V
Start-up current2.8 A2.8 A
Operational conditions1 differ
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-60.96 - 3048 m-60.96 - 3048 m
Non-operating altitude-60.96 - 12192 m-60.96 - 12192 m
Operating shock63 G63 G
Non-operating shockDiffers300 G350 G
Weight & dimensions4 differ
WidthDiffers101.8 mm101.6 mm
DepthDiffers147 mm146.9 mm
HeightDiffers26.1 mm26 mm
WeightDiffers635 g580 g
Other featuresidentical
Drive devices burst data transfer rate (DMA)22
Drive devices burst data transfer rate (PIO)44
Drive devices burst data transfer rate (Ultra DMA)55

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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