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Product comparison · 2 internal hard drives

Lenovo HD 80GB SATA 7200rpm vs Seagate Barracuda 7200.9 160, Ultra ATA/100, 20pk

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  • 11specifications compared
  • 7differ
  • 4identical
  • 10known for one product only

Key differences

The Seagate Barracuda 7200.9 160, Ultra ATA/100, 20pk has 80 GB more HDD capacity than the Lenovo HD 80GB SATA 7200rpm (160 GB vs 80 GB). The Seagate Barracuda 7200.9 160, Ultra ATA/100, 20pk has 6 MB more storage drive buffer size than the Lenovo HD 80GB SATA 7200rpm (8 MB vs 2 MB). The Lenovo HD 80GB SATA 7200rpm has 0.01 ms more average latency than the Seagate Barracuda 7200.9 160, Ultra ATA/100, 20pk (4.17 ms vs 4.16 ms). Interface: Serial ATA on the Lenovo HD 80GB SATA 7200rpm, Ultra-ATA/100 on the Seagate Barracuda 7200.9 160, Ultra ATA/100, 20pk. Dimensions (WxDxH): 102 x 147 x 26 mm on the Lenovo HD 80GB SATA 7200rpm, 101.6 x 146.9 x 26.04 mm on the Seagate Barracuda 7200.9 160, Ultra ATA/100, 20pk.

  • HDD capacity
    • 80 GB
    • 160 GB
  • Interface
    • Serial ATA
    • Ultra-ATA/100
  • Storage drive buffer size
    • 2 MB
    • 8 MB
  • Average latency
    • 4.17 ms
    • 4.16 ms
  • Weight
    • 640 g
    • 580 g
  • HDD transfer rate
    • 150 Mbit/s
    • 100 Mbit/s
  • Dimensions (WxDxH)
    • 102 x 147 x 26 mm
    • 101.6 x 146.9 x 26.04 mm

Side by side

Differences highlightedShow differences only
21 specifications
A

Lenovo

HD 80GB SATA 7200rpmView product
B

Seagate

Barracuda 7200.9 160, Ultra ATA/100, 20pkView product
Features4 differ
HDD capacityDiffers80 GB160 GB
HDD speed7200 RPM7200 RPM
HDD size3.5"3.5"
InterfaceDiffersSerial ATAUltra-ATA/100
Storage drive buffer sizeDiffers2 MB8 MB
HDD number of cylindersKnown for one1024
HDD number of headsKnown for one256
Average latencyDiffers4.17 ms4.16 ms
Average seek timeKnown for one9 ms
Poweridentical
Operating voltage5 / 12 V5 / 12 V
Weight & dimensions1 differ
WidthKnown for one101.6 mm
DepthKnown for one146.9 mm
HeightKnown for one26 mm
WeightDiffers640 g580 g
Other features2 differ
HDD transfer rateDiffers150 Mbit/s100 Mbit/s
Power requirementsKnown for one2.6
Dimensions (WxDxH)Differs102 x 147 x 26 mm101.6 x 146.9 x 26.04 mm
InternalYesYes
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

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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