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Product comparison · 2 internal hard drives

CoreParts 1TB SATA 7200RPM vs CoreParts WD Scorpio Blue 640GB SATA 5400rpm

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  • 18specifications compared
  • 15differ
  • 3identical
  • 15known for one product only

Key differences

The CoreParts 1TB SATA 7200RPM has 1,800 RPM more HDD speed than the CoreParts WD Scorpio Blue 640GB SATA 5400rpm (7200 RPM vs 5400 RPM). The CoreParts 1TB SATA 7200RPM has 1" more HDD size than the CoreParts WD Scorpio Blue 640GB SATA 5400rpm (3.5" vs 2.5"). The CoreParts 1TB SATA 7200RPM has 56 MB more storage drive buffer size than the CoreParts WD Scorpio Blue 640GB SATA 5400rpm (64 MB vs 8 MB). HDD capacity: 1 TB on the CoreParts 1TB SATA 7200RPM, 640 GB on the CoreParts WD Scorpio Blue 640GB SATA 5400rpm. Operating voltage: 5 / 12 V on the CoreParts 1TB SATA 7200RPM, 5 V on the CoreParts WD Scorpio Blue 640GB SATA 5400rpm.

  • HDD capacity
    • 1 TB
    • 640 GB
  • HDD speed
    • 7200 RPM
    • 5400 RPM
  • HDD size
    • 3.5"
    • 2.5"
  • Storage drive buffer size
    • 64 MB
    • 8 MB
  • Power consumption (standby)
    • 0.63 W
    • 0.2 W
  • Power consumption (off)
    • 0.63 W
    • 0.2 W
  • Power consumption (idle)
    • 3.36 W
    • 0.65 W
  • Operating voltage
    • 5 / 12 V
    • 5 V

Side by side

Differences highlightedShow differences only
33 specifications
A

CoreParts

1TB SATA 7200RPMView product
B

CoreParts

WD Scorpio Blue 640GB SATA 5400rpmView product
Features4 differ
HDD capacityDiffers1 TB640 GB
HDD speedDiffers7200 RPM5400 RPM
HDD sizeDiffers3.5"2.5"
InterfaceSerial ATASerial ATA
Storage drive buffer sizeDiffers64 MB8 MB
Average latencyKnown for one5.5 ms
SMART technologyKnown for oneYes
HDD number of cylindersKnown for one2
HDD number of headsKnown for one1
Read seek timeKnown for one8.5 ms
Write seek timeKnown for one9.5 ms
Bytes per sectorKnown for one4096
Power5 differ
Power consumption (standby)Differs0.63 W0.2 W
Power consumption (off)Differs0.63 W0.2 W
Power consumption (idle)Differs3.36 W0.65 W
Power consumption (read)Known for one1.6 W
Power consumption (write)Known for one1.6 W
Operating voltageDiffers5 / 12 V5 V
Start-up currentDiffers2 A0.95 A
Power consumption (typical)Known for one5.9 W
Operational conditions1 differ
Operating temperature (T-T)0 - 60 °C0 - 60 °C
Storage temperature (T-T)Differs-40 - 70 °C-40 - 65 °C
Operating shockKnown for one350 G
Non-operating shockKnown for one1000 G
Weight & dimensions4 differ
WidthDiffers101.6 mm69.8 mm
DepthDiffers147 mm100.2 mm
HeightDiffers20.2 mm9.5 mm
WeightDiffers400 g100 g
Packaging dataidentical
Quantity per pack1 pc(s)1 pc(s)
Other features1 differ
Data transfer rateDiffers6 Gbit/s3 Gbit/s
Rotational speedKnown for one5400 RPM
CertificationKnown for oneCE / RoHS
Product colourKnown for oneBlack

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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