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Product comparison · 2 internal hard drives

HP 146GB SAS vs Seagate Barracuda 7200.9 250, Ultra ATA/100

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  • 3specifications compared
  • 3differ
  • 0identical
  • 19known for one product only

Key differences

The Seagate Barracuda 7200.9 250, Ultra ATA/100 has 104 GB more HDD capacity than the HP 146GB SAS (250 GB vs 146 GB). The HP 146GB SAS has 7,800 RPM more HDD speed than the Seagate Barracuda 7200.9 250, Ultra ATA/100 (15000 RPM vs 7200 RPM). Interface: SAS on the HP 146GB SAS, Ultra-ATA/100 on the Seagate Barracuda 7200.9 250, Ultra ATA/100.

  • HDD capacity
    • 146 GB
    • 250 GB
  • HDD speed
    • 15000 RPM
    • 7200 RPM
  • Interface
    • SAS
    • Ultra-ATA/100

Side by side

Differences highlightedShow differences only
22 specifications
A

HP

146GB SASView product
B

Seagate

Barracuda 7200.9 250, Ultra ATA/100View product
Features3 differ
HDD capacityDiffers146 GB250 GB
HDD speedDiffers15000 RPM7200 RPM
InterfaceDiffersSASUltra-ATA/100
Storage drive buffer sizeKnown for one16 MB
HDD number of cylindersKnown for one1024
HDD number of headsKnown for one256
Average latencyKnown for one4.16 ms
TypeKnown for oneHDD
Component forKnown for oneServer/workstation
HDD interface transfer rateKnown for one3 Gbit/s
Weight & dimensionsidentical
WidthKnown for one101.6 mm
DepthKnown for one146.9 mm
HeightKnown for one26 mm
WeightKnown for one635 g
Other featuresidentical
HDD transfer rateKnown for one100 Mbit/s
Power requirementsKnown for one2.6
Dimensions (WxDxH)Known for one101.6 x 146.9 x 26.04 mm
InternalKnown for oneYes
Drive devices burst data transfer rate (DMA)Known for one2
Drive devices burst data transfer rate (PIO)Known for one4
Drive devices burst data transfer rate (Ultra DMA)Known for one5
Packaging contentidentical
Storage drive adapter includedKnown for oneNo

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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