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Product comparison · 2 internal hard drives

HP 73GB U320 SCSI 15K Rpm hard disk drive vs Samsung 500GB HDD

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  • 8specifications compared
  • 6differ
  • 2identical
  • 25known for one product only

Key differences

  • HDD capacity
    • 73 GB
    • 500 GB
  • HDD speed
    • 15000 RPM
    • 7200 RPM
  • Interface
    • Ultra320 SCSI
    • Serial ATA II
  • Full stroke seek time
    • 6.7 ms
    • 18 ms
  • Track to track seek time
    • 0.4 ms
    • 0.8 ms
  • Average seek time
    • 3.8 ms
    • 8.9 ms

Side by side

Differences highlightedShow differences only
33 specifications
A

HP

73GB U320 SCSI 15K Rpm hard disk driveView product
B

Samsung

500GB HDDView product
Features6 differ
HDD capacityDiffers73 GB500 GB
HDD speedDiffers15000 RPM7200 RPM
HDD size3.5"3.5"
InterfaceDiffersUltra320 SCSISerial ATA II
TypeKnown for oneHDD
Storage drive buffer sizeKnown for one16 MB
Full stroke seek timeDiffers6.7 ms18 ms
Track to track seek timeDiffers0.4 ms0.8 ms
Average seek timeDiffers3.8 ms8.9 ms
Average latencyKnown for one4.17 ms
SMART technologyKnown for oneYes
Bytes per sectorKnown for one512
Start/stop cyclesKnown for one50000
Mean time between failures (MTBF)Known for one600000 h
Poweridentical
Power consumption (typical)Known for one8 W
Power consumption (standby)Known for one1.2 W
Operating voltage5 / 12 V5 / 12 V
Operational conditionsidentical
Operating temperature (T-T)Known for one0 - 60 °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 altitudeKnown for one0 - 3000 m
Non-operating altitudeKnown for one0 - 12000 m
Operating shockKnown for one63 G
Non-operating shockKnown for one300 G
Weight & dimensionsidentical
WidthKnown for one101.6 mm
DepthKnown for one146.1 mm
HeightKnown for one25.4 mm
WeightKnown for one640 g
Other featuresidentical
Drive ready timeKnown for one10 s
Acoustic pressure emissionsKnown for one2.4 dB
InternalKnown for oneYes
Mac compatibilityKnown 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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