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Product comparison · 2 internal hard drives

HP 250GB, 3G, SATA, 7.2K rpm, LFF (3.5-inch) vs HP CS/HP HDD/146GB 15k RPM U320 UNI HD/E-ON

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  • 5specifications compared
  • 4differ
  • 1identical
  • 19known for one product only

Key differences

The HP 250GB, 3G, SATA, 7.2K rpm, LFF (3.5-inch) has 104 GB more HDD capacity than the HP CS/HP HDD/146GB 15k RPM U320 UNI HD/E-ON (250 GB vs 146 GB). The HP CS/HP HDD/146GB 15k RPM U320 UNI HD/E-ON has 7,800 RPM more HDD speed than the HP 250GB, 3G, SATA, 7.2K rpm, LFF (3.5-inch) (15000 RPM vs 7200 RPM). The HP CS/HP HDD/146GB 15k RPM U320 UNI HD/E-ON has 400 g more weight than the HP 250GB, 3G, SATA, 7.2K rpm, LFF (3.5-inch) (800 g vs 400 g). Interface: Serial ATA on the HP 250GB, 3G, SATA, 7.2K rpm, LFF (3.5-inch), Ultra320 SCSI on the HP CS/HP HDD/146GB 15k RPM U320 UNI HD/E-ON.

  • HDD capacity
    • 250 GB
    • 146 GB
  • HDD speed
    • 7200 RPM
    • 15000 RPM
  • Interface
    • Serial ATA
    • Ultra320 SCSI
  • Weight
    • 400 g
    • 800 g

Side by side

Differences highlightedShow differences only
24 specifications
A

HP

250GB, 3G, SATA, 7.2K rpm, LFF (3.5-inch)View product
B

HP

CS/HP HDD/146GB 15k RPM U320 UNI HD/E-ONView product
Features3 differ
HDD capacityDiffers250 GB146 GB
HDD speedDiffers7200 RPM15000 RPM
HDD sizeKnown for one3.5"
InterfaceDiffersSerial ATAUltra320 SCSI
TypeKnown for oneHDD
Hot-swapKnown for oneYes
HDD interface transfer rateKnown for one3 Gbit/s
Full stroke seek timeKnown for one10 ms
Average latencyKnown for one4.9 ms
Bytes per sectorKnown for one512
Poweridentical
Operating voltageKnown for one5 / 12 V
Operational conditionsidentical
Non-operating altitudeKnown for one9144
Weight & dimensions1 differ
WeightDiffers400 g800 g
WidthKnown for one101.6 mm
HeightKnown for one25.4 mm
Packaging dataidentical
Quantity per packKnown for one1 pc(s)
Other featuresidentical
Dimensions (WxDxH)Known for one117.6 x 177.8 x 228.6 mm
Size (imperial)Known for one11.8 cm (4.63")
Acoustic pressure emissionsKnown for one47 dB
UNSPSC-codeKnown for one43201803
Weight (imperial)Known for one0.408 kg (0.9 lbs)
HDD transfer rateKnown for one320 Mbit/s
Interface typeKnown for oneWide Ultra320 SCSI-LVD

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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