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Product comparison · 2 internal hard drives

Lenovo 146GB 2.5" 15K SAS vs Seagate 2TB SATA 3.5" 7200rpm 64MB

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  • 6specifications compared
  • 5differ
  • 1identical
  • 15known for one product only

Key differences

  • HDD capacity
    • 146 GB
    • 2 TB
  • HDD speed
    • 15000 RPM
    • 7200 RPM
  • HDD size
    • 2.5"
    • 3.5"
  • Interface
    • SAS
    • Serial ATA III
  • Operating voltage
    • 5 V
    • 5 / 12 V

Side by side

Differences highlightedShow differences only
21 specifications
A

Lenovo

146GB 2.5" 15K SASView product
B

Seagate

2TB SATA 3.5" 7200rpm 64MBView product
Features4 differ
HDD capacityDiffers146 GB2 TB
HDD speedDiffers15000 RPM7200 RPM
HDD sizeDiffers2.5"3.5"
InterfaceDiffersSASSerial ATA III
Storage drive buffer sizeKnown for one64 MB
HDD sustained transfer rateKnown for one210 MiB/s
HDD number of headsKnown for one4
Read seek timeKnown for one8.5 ms
Write seek timeKnown for one9.5 ms
Bytes per sectorKnown for one4096
Start/stop cyclesKnown for one300000
Component forKnown for oneServer/workstation
Power1 differ
Power consumption (typical)Known for one8 W
Operating voltageDiffers5 V5 / 12 V
Operational conditionsidentical
Operating temperature (T-T)Known for one0 - 60 °C
Storage temperature (T-T)Known for one-40 - 70 °C
Weight & dimensionsidentical
WidthKnown for one101.6 mm
DepthKnown for one147 mm
HeightKnown for one26.1 mm
WeightKnown for one622 g

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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