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Product comparison · 2 internal hard drives

Acer 36GB Ultra320 SCSI hard disk vs Seagate Barracuda ES.2 SATA 3.0-Gb/s 250-GB HD

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  • 4specifications compared
  • 3differ
  • 1identical
  • 23known for one product only

Key differences

  • HDD capacity
    • 36 GB
    • 250 GB
  • HDD speed
    • 15000 RPM
    • 7200 RPM
  • Interface
    • Ultra320 SCSI
    • Serial ATA

Side by side

Differences highlightedShow differences only
27 specifications
A

Acer

36GB Ultra320 SCSI hard diskView product
B

Seagate

Barracuda ES.2 SATA 3.0-Gb/s 250-GB HDView product
Features3 differ
HDD capacityDiffers36 GB250 GB
HDD speedDiffers15000 RPM7200 RPM
HDD sizeKnown for one3.5"
InterfaceDiffersUltra320 SCSISerial ATA
Storage drive buffer sizeKnown for one16 MB
Read seek timeKnown for one8.5 ms
Write seek timeKnown for one9.5 ms
Track to track seek timeKnown for one0.8 ms
Average latencyKnown for one4.16 ms
Bytes per sectorKnown for one512
Mean time between failures (MTBF)Known for one1200000 h
Poweridentical
Operating voltageKnown for one5 / 12 V
Operational conditionsidentical
Operating temperature (T-T)Known for one5 - 55 °C
Storage temperature (T-T)Known for one-40 - 70 °C
Operating shockKnown for one63 G
Non-operating shockKnown for one300 G
Weight & dimensionsidentical
WidthKnown for one101.6 mm
DepthKnown for one147 mm
HeightKnown for one20 mm
WeightKnown for one362 g
Other featuresidentical
HDD transfer rateKnown for one1287 Mbit/s
Data transfer rateKnown for one3 Gbit/s
InternalYesYes
USB poweredKnown for oneNo
Sustained data rateKnown for one105 MB/s
Number of pinsKnown for one80
Compatible productsKnown for oneAltos G901, G710, R710, R510

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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