Product comparison · 2 internal hard drives

HP 72GB 10K rpm Hot Plug SAS 2.5 Hard Drive vs Seagate Momentus 7200.3 320GB 25pk Bulk

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  • 6specifications compared
  • 3differ
  • 3identical
  • 26known for one product only

Key differences

The Seagate Momentus 7200.3 320GB 25pk Bulk has 248 GB more HDD capacity than the HP 72GB 10K rpm Hot Plug SAS 2.5 Hard Drive (320 GB vs 72 GB). The HP 72GB 10K rpm Hot Plug SAS 2.5 Hard Drive has 2,800 RPM more HDD speed than the Seagate Momentus 7200.3 320GB 25pk Bulk (10000 RPM vs 7200 RPM). Interface: SAS on the HP 72GB 10K rpm Hot Plug SAS 2.5 Hard Drive, Serial ATA on the Seagate Momentus 7200.3 320GB 25pk Bulk.

  • HDD capacity
    • 72GB 10K rpm Hot Plug SAS 2.5 Hard Drive:72 GB
    • Momentus 7200.3 320GB 25pk Bulk:320 GB
  • HDD speed
    • 72GB 10K rpm Hot Plug SAS 2.5 Hard Drive:10000 RPM
    • Momentus 7200.3 320GB 25pk Bulk:7200 RPM
  • Interface
    • 72GB 10K rpm Hot Plug SAS 2.5 Hard Drive:SAS
    • Momentus 7200.3 320GB 25pk Bulk:Serial ATA

Side by side

Differences highlightedShow differences only (on)
Comparison of 72GB 10K rpm Hot Plug SAS 2.5 Hard Drive, Momentus 7200.3 320GB 25pk Bulk
32 specifications
Features3 differ
HDD capacityDiffers72 GB320 GB
HDD speedDiffers10000 RPM7200 RPM
InterfaceDiffersSASSerial ATA
Component forKnown for oneUnknown — not stated by the sourceLaptop
Storage drive buffer sizeKnown for oneUnknown — not stated by the source16 MB
HDD number of headsKnown for oneUnknown — not stated by the source4
Read seek timeKnown for oneUnknown — not stated by the source11 ms
Write seek timeKnown for oneUnknown — not stated by the source13 ms
Average latencyKnown for oneUnknown — not stated by the source4.17 ms
Bytes per sectorKnown for oneUnknown — not stated by the source512
Start/stop cyclesKnown for oneUnknown — not stated by the source600000
Mean time between failures (MTBF)Known for oneUnknown — not stated by the source500000 h
TypeKnown for oneHDDUnknown — not stated by the source
Poweridentical
Power consumption (typical)Known for oneUnknown — not stated by the source2.1 W
Power consumption (standby)Known for oneUnknown — not stated by the source0.75 W
Start-up currentKnown for oneUnknown — not stated by the source1 A
Operational conditionsidentical
Operating temperature (T-T)Known for oneUnknown — not stated by the source0 - 60 °C
Storage temperature (T-T)Known for oneUnknown — not stated by the source-40 - 70 °C
Operating shockKnown for oneUnknown — not stated by the source350 G
Non-operating shockKnown for oneUnknown — not stated by the source1000 G
Weight & dimensionsidentical
WidthKnown for oneUnknown — not stated by the source69.8 mm
DepthKnown for oneUnknown — not stated by the source100.5 mm
HeightKnown for oneUnknown — not stated by the source9.5 mm
WeightKnown for oneUnknown — not stated by the source110 g
Other featuresidentical
Disks included quantityKnown for oneUnknown — not stated by the source2 pc(s)
Drive device, transfer rateKnown for oneUnknown — not stated by the source80 MB/s
InternalKnown for oneUnknown — not stated by the sourceYes
Maximum data transfer rateKnown for oneUnknown — not stated by the source300 Mbit/s
Acoustic pressure emissionsKnown for oneUnknown — not stated by the source2.3 dB

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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