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Product comparison · 2 internal hard drives

Seagate HD Atlas 10K III U320 36GB 80Pin 10.000rpm 5 Year Warranty 20pk bulk vs Seagate K HDFb3 40GBATA133 5400Fluid 25pk bulk

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  • 14specifications compared
  • 11differ
  • 3identical
  • 3known for one product only

Key differences

The Seagate K HDFb3 40GBATA133 5400Fluid 25pk bulk has 3.3 GB more HDD capacity than the Seagate HD Atlas 10K III U320 36GB 80Pin 10.000rpm 5 Year Warranty 20pk bulk (40 GB vs 36.7 GB). The Seagate HD Atlas 10K III U320 36GB 80Pin 10.000rpm 5 Year Warranty 20pk bulk has 4,600 RPM more HDD speed than the Seagate K HDFb3 40GBATA133 5400Fluid 25pk bulk (10000 RPM vs 5400 RPM). The Seagate HD Atlas 10K III U320 36GB 80Pin 10.000rpm 5 Year Warranty 20pk bulk has 6 MB more storage drive buffer size than the Seagate K HDFb3 40GBATA133 5400Fluid 25pk bulk (8 MB vs 2 MB). Interface: SCSI on the Seagate HD Atlas 10K III U320 36GB 80Pin 10.000rpm 5 Year Warranty 20pk bulk, Ultra-ATA/133 on the Seagate K HDFb3 40GBATA133 5400Fluid 25pk bulk. Operating temperature (T-T): 5 - 55 °C on the Seagate HD Atlas 10K III U320 36GB 80Pin 10.000rpm 5 Year Warranty 20pk bulk, 5 - 60 °C on the Seagate K HDFb3 40GBATA133 5400Fluid 25pk bulk.

  • HDD capacity
    • 36.7 GB
    • 40 GB
  • HDD speed
    • 10000 RPM
    • 5400 RPM
  • Interface
    • SCSI
    • Ultra-ATA/133
  • Storage drive buffer size
    • 8 MB
    • 2 MB
  • HDD number of heads
    • 4
    • 16
  • Average seek time
    • 4.5 ms
    • 12 ms
  • Average latency
    • 3 ms
    • 5.5 ms
  • Operating temperature (T-T)
    • 5 - 55 °C
    • 5 - 60 °C

Side by side

Differences highlightedShow differences only
17 specifications
A

Seagate

HD Atlas 10K III U320 36GB 80Pin 10.000rpm 5 Year Warranty 20pk bulkView product
B

Seagate

K HDFb3 40GBATA133 5400Fluid 25pk bulkView product
Features7 differ
HDD capacityDiffers36.7 GB40 GB
HDD speedDiffers10000 RPM5400 RPM
HDD size3.5"3.5"
InterfaceDiffersSCSIUltra-ATA/133
Storage drive buffer sizeDiffers8 MB2 MB
HDD number of headsDiffers416
Track to track seek timeKnown for one0.3 ms
Average seek timeDiffers4.5 ms12 ms
Average latencyDiffers3 ms5.5 ms
Poweridentical
Operating voltage5 / 12 V5 / 12 V
Operational conditions1 differ
Operating temperature (T-T)Differs5 - 55 °C5 - 60 °C
Weight & dimensions1 differ
WeightDiffers700 g590 g
Other features2 differ
Power requirementsDiffers+5VDC (+-5%), +12 VDC (+-5%)+5V, +12V
Dimensions (WxDxH)Differs102 x 147 x 26 mm102 x 147 x 17.5 mm
InternalYesYes
Sustained data rateKnown for one33 MB/s
I/O portsKnown for one80-pin SCA-2

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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