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Product comparison · 2 internal hard drives

Dell 146GB SAS 15000rpm vs Seagate 500GB SATA3

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  • 5specifications compared
  • 3differ
  • 2identical
  • 35known for one product only

Key differences

  • HDD capacity
    • 146 GB
    • 500 GB
  • HDD speed
    • 15000 RPM
    • 7200 RPM
  • Interface
    • SAS
    • Serial ATA III

Side by side

Differences highlightedShow differences only
40 specifications
A

Dell

146GB SAS 15000rpmView product
B

Seagate

500GB SATA3View product
Features3 differ
HDD capacityDiffers146 GB500 GB
HDD speedDiffers15000 RPM7200 RPM
HDD size3.5"3.5"
InterfaceDiffersSASSerial ATA III
Storage drive buffer sizeKnown for one16 MB
HDD number of cylindersKnown for one16383
HDD number of headsKnown for one2
Read seek timeKnown for one8.5 ms
Write seek timeKnown for one9.5 ms
Track to track seek timeKnown for one1.2 ms
Average latencyKnown for one4.16 ms
Bytes per sectorKnown for one4096
Native Command Queuing (NCQ)Known for oneYes
Start/stop cyclesKnown for one50000
Component forKnown for oneServer/workstation
Hot-swapKnown for oneYes
Poweridentical
Power consumption (typical)Known for one6.19 W
Power consumption (standby)Known for one0.79 W
Power consumption (idle)Known for one4.6 W
Operating voltage5 / 12 V5 / 12 V
Start-up currentKnown for one2 A
Operational conditionsidentical
Operating temperature (T-T)Known for one0 - 60 °C
Storage temperature (T-T)Known for one-40 - 70 °C
Operating relative humidity (H-H)Known for one5 - 95%
Storage relative humidity (H-H)Known for one5 - 95%
Operating vibrationKnown for one0.5 G
Non-operating vibrationKnown for one3 G
Operating altitudeKnown for one-304.8 - 3048 m
Non-operating altitudeKnown for one-304.8 - 12192 m
Operating shockKnown for one70 G
Non-operating shockKnown for one350 G
Packaging contentidentical
User guideKnown for oneYes
Weight & dimensionsidentical
WidthKnown for one101.6 mm
DepthKnown for one146.9 mm
HeightKnown for one20 mm
WeightKnown for one415 g
Logistics dataidentical
Harmonized System (HS) codeKnown for one84717050
Other featuresidentical
Data transfer rateKnown for one6 Gbit/s
CertificationKnown for oneRoHs
InternalKnown for oneYes

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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