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Product comparison · 2 internal hard drives

Seagate ATLAS 10K III 36GB U320 vs Seagate BARRACUDA 7200.7 120GB

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  • 8specifications compared
  • 6differ
  • 2identical
  • 14known for one product only

Key differences

The Seagate BARRACUDA 7200.7 120GB has 84 GB more HDD capacity than the Seagate ATLAS 10K III 36GB U320 (120 GB vs 36 GB). The Seagate ATLAS 10K III 36GB U320 has 2,800 RPM more HDD speed than the Seagate BARRACUDA 7200.7 120GB (10000 RPM vs 7200 RPM). The Seagate ATLAS 10K III 36GB U320 has 1 more HDD heads than the Seagate BARRACUDA 7200.7 120GB (4 vs 3). Interface: SCSI on the Seagate ATLAS 10K III 36GB U320, Ultra-ATA/133 on the Seagate BARRACUDA 7200.7 120GB. Dimensions (WxDxH): 101.6 x 147 x 26.1 mm on the Seagate ATLAS 10K III 36GB U320, 101.6 x 146.9 x 26.04 mm on the Seagate BARRACUDA 7200.7 120GB.

  • HDD capacity
    • 36 GB
    • 120 GB
  • HDD speed
    • 10000 RPM
    • 7200 RPM
  • Interface
    • SCSI
    • Ultra-ATA/133
  • HDD number of heads
    • 4
    • 3
  • Weight
    • 700 g
    • 635 g
  • Dimensions (WxDxH)
    • 101.6 x 147 x 26.1 mm
    • 101.6 x 146.9 x 26.04 mm

Side by side

Differences highlightedShow differences only
22 specifications
A

Seagate

ATLAS 10K III 36GB U320View product
B

Seagate

BARRACUDA 7200.7 120GBView product
Features4 differ
HDD capacityDiffers36 GB120 GB
HDD speedDiffers10000 RPM7200 RPM
HDD sizeKnown for one3.5"
InterfaceDiffersSCSIUltra-ATA/133
Storage drive buffer size8 MB8 MB
HDD number of headsDiffers43
Track to track seek timeKnown for one0.3 ms
Average seek timeKnown for one4.5 ms
Access timeKnown for one8.5 ms
Read seek timeKnown for one8.5 ms
Write seek timeKnown for one9.5 ms
Average latencyKnown for one4.16 ms
Poweridentical
Operating voltageKnown for one5 / 12 V
Operational conditionsidentical
Operating temperature (T-T)Known for one5 - 55 °C
Weight & dimensions1 differ
WeightDiffers700 g635 g
Other features1 differ
HDD transfer rateKnown for one320 Mbit/s
Dimensions (WxDxH)Differs101.6 x 147 x 26.1 mm101.6 x 146.9 x 26.04 mm
InternalYesYes
Sustained data rateKnown for one55 MB/s
Data transfer rateKnown for one0.1 Gbit/s
Total storage capacityKnown for one120 GB
I/O portsKnown for oneULTRA ATA

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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