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Product comparison · 2 internal hard drives

Lenovo 73.4GB SAS hard drive vs Samsung 250GB SATA

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  • 8specifications compared
  • 5differ
  • 3identical
  • 24known for one product only

Key differences

The Samsung 250GB SATA has 176.6 GB more HDD capacity than the Lenovo 73.4GB SAS hard drive (250 GB vs 73.4 GB). The Lenovo 73.4GB SAS hard drive has 4,600 RPM more HDD speed than the Samsung 250GB SATA (10000 RPM vs 5400 RPM). The Samsung 250GB SATA has 7.3 ms more average seek time than the Lenovo 73.4GB SAS hard drive (12 ms vs 4.7 ms). Interface: SAS on the Lenovo 73.4GB SAS hard drive, Serial ATA on the Samsung 250GB SATA.

  • HDD capacity
    • 73.4 GB
    • 250 GB
  • HDD speed
    • 10000 RPM
    • 5400 RPM
  • Interface
    • SAS
    • Serial ATA
  • Average seek time
    • 4.7 ms
    • 12 ms
  • Drive device, transfer rate
    • 300 MB/s
    • 150 MB/s

Side by side

Differences highlightedShow differences only
32 specifications
A

Lenovo

73.4GB SAS hard driveView product
B

Samsung

250GB SATAView product
Features4 differ
HDD capacityDiffers73.4 GB250 GB
HDD speedDiffers10000 RPM5400 RPM
InterfaceDiffersSASSerial ATA
TypeKnown for oneHDD
HDD interface transfer rateKnown for one1.5 Gbit/s
Average seek timeDiffers4.7 ms12 ms
Bytes per sectorKnown for one512
Average latencyKnown for one3 ms
Poweridentical
Power consumption (standby)Known for one0.25 W
Power consumption (off)Known for one0.2 W
Power consumption (read)Known for one2 W
Power consumption (write)Known for one2 W
Operational conditionsidentical
Operating temperature (T-T)Known for one5 - 55 °C
Storage temperature (T-T)Known for one-40 - 70 °C
Operating relative humidity (H-H)Known for one5 - 90%
Storage relative humidity (H-H)Known for one5 - 95%
Operating vibrationKnown for one0.7 G
Operating altitudeKnown for one-300 - 3000 m
Non-operating altitudeKnown for one-400 - 15000 m
Operating shockKnown for one325 G
Non-operating shockKnown for one1000 G
Weight & dimensionsidentical
WidthKnown for one69.8 mm
DepthKnown for one100 mm
HeightKnown for one9.5 mm
WeightKnown for one102 g
Other features1 differ
Drive device, transfer rateDiffers300 MB/s150 MB/s
Drive ready timeKnown for one4 s
Maximum data transfer rateKnown for one826 Mbit/s
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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