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Product comparison · 2 internal hard drives

Seagate 120GB PATA vs Seagate Green SATA 1.5TB

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  • 19specifications compared
  • 11differ
  • 8identical
  • 35known for one product only

Key differences

  • HDD capacity
    • 120 GB
    • 1.5 TB
  • HDD speed
    • 7200 RPM
    • 5900 RPM
  • Interface
    • Parallel ATA
    • Serial ATA III
  • Storage drive buffer size
    • 2 MB
    • 64 MB
  • Read seek time
    • 8.5 ms
    • 12 ms
  • Write seek time
    • 9.5 ms
    • 13 ms
  • Bytes per sector
    • 512
    • 4096
  • Power consumption (idle)
    • 6.7 W
    • 4.5 W

Side by side

Differences highlightedShow differences only
54 specifications
A

Seagate

120GB PATAView product
B

Seagate

Green SATA 1.5TBView product
Features7 differ
HDD capacityDiffers120 GB1.5 TB
HDD speedDiffers7200 RPM5900 RPM
HDD size3.5"3.5"
InterfaceDiffersParallel ATASerial ATA III
TypeKnown for oneHDD
Storage drive buffer sizeDiffers2 MB64 MB
HDD number of cylindersKnown for one16383
Read seek timeDiffers8.5 ms12 ms
Write seek timeDiffers9.5 ms13 ms
Track to track seek timeKnown for one1.2 ms
Average latency4.16 ms4.16 ms
SMART technologyKnown for oneYes
Bytes per sectorDiffers5124096
Start/stop cyclesKnown for one50000
Mean time between failures (MTBF)Known for one600000 h
HDD number of headsKnown for one6
Power1 differ
Power consumption (standby)Known for one0.9 W
Power consumption (PowerSave)Known for one0.9 W
Power consumption (idle)Differs6.7 W4.5 W
Power consumption (read)Known for one9.8 W
Power consumption (write)Known for one9.8 W
Operating voltage5 / 12 V5 / 12 V
Start-up currentKnown for one2.3 A
Power consumption (typical)Known for one5.8 W
Operational conditions2 differ
Operating temperature (T-T)0 - 60 °C0 - 60 °C
Storage temperature (T-T)-40 - 70 °C-40 - 70 °C
Operating relative humidity (H-H)Known for one5 - 90%
Storage relative humidity (H-H)Known for one5 - 95%
Operating vibrationKnown for one1 G
Non-operating vibrationKnown for one5 G
Operating altitudeKnown for one-60.96 - 3048 m
Non-operating altitudeKnown for one-60.96 - 12192 m
Operating shockDiffers63 G80 G
Non-operating shockDiffers350 G300 G
Weight & dimensions1 differ
Width101.6 mm101.6 mm
Depth147 mm147 mm
HeightDiffers26 mm26.1 mm
Weight635 g635 g
Packaging dataidentical
Quantity per packKnown for one1 pc(s)
Other featuresidentical
Wi-FiKnown for oneNo
Ethernet LANKnown for oneNo
Product colourKnown for oneBlack
Fibre ChannelKnown for oneNo
FireWire 400Known for oneNo
FireWire 800Known for oneNo
InternalKnown for oneNo
Maximum data transfer rateKnown for one100 Mbit/s
USB 2.0 ports quantityKnown for one0
USB 3.2 Gen 1 (3.1 Gen 1) ports quantityKnown for one0
USB poweredKnown for oneNo
eSATAKnown for oneYes
Windows operating systems supportedKnown for oneYes
Data transfer rateKnown for one6 Gbit/s
Sustained data rateKnown for one144 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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