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Product comparison · 2 internal hard drives

Lenovo 146.8GB Hot-Swap Ultra 320 SAS HDD vs Seagate Momentus 5400.5 SATA 3Gb/s 80GB

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  • 7specifications compared
  • 5differ
  • 2identical
  • 25known for one product only

Key differences

The Lenovo 146.8GB Hot-Swap Ultra 320 SAS HDD has 66.8 GB more HDD capacity than the Seagate Momentus 5400.5 SATA 3Gb/s 80GB (146.8 GB vs 80 GB). The Lenovo 146.8GB Hot-Swap Ultra 320 SAS HDD has 9,600 RPM more HDD speed than the Seagate Momentus 5400.5 SATA 3Gb/s 80GB (15000 RPM vs 5400 RPM). The Seagate Momentus 5400.5 SATA 3Gb/s 80GB has 3.56 ms more average latency than the Lenovo 146.8GB Hot-Swap Ultra 320 SAS HDD (5.56 ms vs 2 ms). Interface: Ultra320 SCSI on the Lenovo 146.8GB Hot-Swap Ultra 320 SAS HDD, Serial ATA on the Seagate Momentus 5400.5 SATA 3Gb/s 80GB. Component for: Server/workstation on the Lenovo 146.8GB Hot-Swap Ultra 320 SAS HDD, Laptop on the Seagate Momentus 5400.5 SATA 3Gb/s 80GB.

  • HDD capacity
    • 146.8 GB
    • 80 GB
  • HDD speed
    • 15000 RPM
    • 5400 RPM
  • Interface
    • Ultra320 SCSI
    • Serial ATA
  • Component for
    • Server/workstation
    • Laptop
  • Average latency
    • 2 ms
    • 5.56 ms

Side by side

Differences highlightedShow differences only
32 specifications
A

Lenovo

146.8GB Hot-Swap Ultra 320 SAS HDDView product
B

Seagate

Momentus 5400.5 SATA 3Gb/s 80GBView product
Features5 differ
HDD capacityDiffers146.8 GB80 GB
HDD speedDiffers15000 RPM5400 RPM
InterfaceDiffersUltra320 SCSISerial ATA
TypeKnown for oneHDD
Component forDiffersServer/workstationLaptop
Storage drive buffer size8 MB8 MB
HDD number of headsKnown for one1
Average latencyDiffers2 ms5.56 ms
Bytes per sectorKnown for one512
Start/stop cyclesKnown for one600000
Mean time between failures (MTBF)Known for one500000 h
HDD sizeKnown for one3.5"
Average seek timeKnown for one4 ms
Poweridentical
Power consumption (typical)Known for one1.3 W
Power consumption (standby)Known for one0.205 W
Power consumption (idle)Known for one0.685 W
Power consumption (read)Known for one1.6 W
Power consumption (write)Known for one1.6 W
Start-up currentKnown for one1 A
Operating voltageKnown for one5 / 12 V
Operational conditionsidentical
Operating temperature (T-T)Known for one0 - 60 °C
Storage temperature (T-T)Known for one-40 - 70 °C
Operating shockKnown for one350 G
Non-operating shockKnown for one1000 G
Weight & dimensionsidentical
WidthKnown for one69.8 mm
DepthKnown for one100.5 mm
HeightKnown for one9.5 mm
WeightKnown for one93 g
Other featuresidentical
Data transfer rateKnown for one3 Gbit/s
Drive device, transfer rateKnown for one60.3 MB/s
InternalYesYes
Maximum data transfer rateKnown for one300 Mbit/s

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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