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Product comparison · 2 internal hard drives

Seagate Barracuda 7200.9, 160GB, 20 pack vs Seagate Cheetah 15K.3 73GB Ultra320 SCSI 15K RPM 8MB 20pk bulk

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  • 17specifications compared
  • 13differ
  • 4identical
  • 14known for one product only

Key differences

The Seagate Barracuda 7200.9, 160GB, 20 pack has 87 GB more HDD capacity than the Seagate Cheetah 15K.3 73GB Ultra320 SCSI 15K RPM 8MB 20pk bulk (160 GB vs 73 GB). The Seagate Cheetah 15K.3 73GB Ultra320 SCSI 15K RPM 8MB 20pk bulk has 7,800 RPM more HDD speed than the Seagate Barracuda 7200.9, 160GB, 20 pack (15000 RPM vs 7200 RPM). The Seagate Cheetah 15K.3 73GB Ultra320 SCSI 15K RPM 8MB 20pk bulk has 6 MB more storage drive buffer size than the Seagate Barracuda 7200.9, 160GB, 20 pack (8 MB vs 2 MB). Interface: Ultra-ATA/100 on the Seagate Barracuda 7200.9, 160GB, 20 pack, Ultra320 SCSI on the Seagate Cheetah 15K.3 73GB Ultra320 SCSI 15K RPM 8MB 20pk bulk. Operating temperature (T-T): 0 - 60 °C on the Seagate Barracuda 7200.9, 160GB, 20 pack, 5 - 55 °C on the Seagate Cheetah 15K.3 73GB Ultra320 SCSI 15K RPM 8MB 20pk bulk.

  • HDD capacity
    • 160 GB
    • 73 GB
  • HDD speed
    • 7200 RPM
    • 15000 RPM
  • Interface
    • Ultra-ATA/100
    • Ultra320 SCSI
  • Storage drive buffer size
    • 2 MB
    • 8 MB
  • Average latency
    • 4.16 ms
    • 2 ms
  • Operating temperature (T-T)
    • 0 - 60 °C
    • 5 - 55 °C
  • Operating shock
    • 63 G
    • 15 G
  • Non-operating shock
    • 350 G
    • 250 G

Side by side

Differences highlightedShow differences only
31 specifications
A

Seagate

Barracuda 7200.9, 160GB, 20 packView product
B

Seagate

Cheetah 15K.3 73GB Ultra320 SCSI 15K RPM 8MB 20pk bulkView product
Features5 differ
HDD capacityDiffers160 GB73 GB
HDD speedDiffers7200 RPM15000 RPM
HDD size3.5"3.5"
InterfaceDiffersUltra-ATA/100Ultra320 SCSI
Storage drive buffer sizeDiffers2 MB8 MB
HDD number of headsKnown for one8
Read seek timeKnown for one3.6 ms
Write seek timeKnown for one4 ms
Average latencyDiffers4.16 ms2 ms
Bytes per sectorKnown for one512
Start/stop cyclesKnown for one50000
Poweridentical
Operating voltage5 / 12 V5 / 12 V
Start-up currentKnown for one1.15 A
Power consumption (standby)Known for one7.2 W
Operational conditions3 differ
Operating temperature (T-T)Differs0 - 60 °C5 - 55 °C
Storage temperature (T-T)-40 - 70 °C-40 - 70 °C
Operating shockDiffers63 G15 G
Non-operating shockDiffers350 G250 G
Weight & dimensions4 differ
WidthDiffers101 mm101.6 mm
DepthDiffers146 mm146.6 mm
HeightDiffers26 mm25.4 mm
WeightDiffers580 g800 g
Other features1 differ
HDD transfer rateKnown for one320 Mbit/s
Dimensions (WxDxH)Known for one101.6 x 146.6 x 25.4 mm
External power adapterKnown for oneNo
InternalYesYes
Mac compatibilityKnown for oneNo
USB poweredKnown for oneNo
Compatible productsKnown for onePCs
Acoustic pressure emissionsDiffers3 dB35 dB
Drive device, transfer rateKnown for one100 MB/s

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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