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Product comparison · 2 internal hard drives

Acer 450GB SAS Hot Swap 15K rpm HDD vs Seagate Barracuda 7200.9 SATA II 300Gb

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  • 6specifications compared
  • 5differ
  • 1identical
  • 27known for one product only

Key differences

The Acer 450GB SAS Hot Swap 15K rpm HDD has 150 GB more HDD capacity than the Seagate Barracuda 7200.9 SATA II 300Gb (450 GB vs 300 GB). The Acer 450GB SAS Hot Swap 15K rpm HDD has 7,800 RPM more HDD speed than the Seagate Barracuda 7200.9 SATA II 300Gb (15000 RPM vs 7200 RPM). The Seagate Barracuda 7200.9 SATA II 300Gb has 1" more HDD size than the Acer 450GB SAS Hot Swap 15K rpm HDD (3.5" vs 2.5"). Interface: SAS on the Acer 450GB SAS Hot Swap 15K rpm HDD, Serial ATA II on the Seagate Barracuda 7200.9 SATA II 300Gb. Operating voltage: 5 V on the Acer 450GB SAS Hot Swap 15K rpm HDD, 5 / 12 V on the Seagate Barracuda 7200.9 SATA II 300Gb.

  • HDD capacity
    • 450 GB
    • 300 GB
  • HDD speed
    • 15000 RPM
    • 7200 RPM
  • HDD size
    • 2.5"
    • 3.5"
  • Interface
    • SAS
    • Serial ATA II
  • Operating voltage
    • 5 V
    • 5 / 12 V

Side by side

Differences highlightedShow differences only
33 specifications
A

Acer

450GB SAS Hot Swap 15K rpm HDDView product
B

Seagate

Barracuda 7200.9 SATA II 300GbView product
Features4 differ
HDD capacityDiffers450 GB300 GB
HDD speedDiffers15000 RPM7200 RPM
HDD sizeDiffers2.5"3.5"
InterfaceDiffersSASSerial ATA II
Storage drive buffer sizeKnown for one8 MB
Read seek timeKnown for one8 ms
Write seek timeKnown for one9 ms
Track to track seek timeKnown for one0.8 ms
Average latencyKnown for one4.16 ms
Bytes per sectorKnown for one512
Power1 differ
Operating voltageDiffers5 V5 / 12 V
Start-up currentKnown for one2.8 A
Operational conditionsidentical
Operating temperature (T-T)Known for one0 - 60 °C
Storage temperature (T-T)Known for one40 - 70 °C
Operating relative humidity (H-H)Known for one5 - 90%
Operating altitudeKnown for one-60.96 - 3.048 m
Operating shockKnown for one63 G
Non-operating shockKnown for one300 G
Weight & dimensionsidentical
WidthKnown for one101.6 mm
DepthKnown for one147 mm
HeightKnown for one26.1 mm
WeightKnown for one655 g
Other featuresidentical
Ethernet LANKnown for oneNo
Fibre ChannelKnown for oneNo
FireWire 400Known for oneNo
FireWire 800Known for oneNo
USB 2.0 ports quantityKnown for one0
USB 3.2 Gen 1 (3.1 Gen 1) ports quantityKnown for one0
USB poweredKnown for oneNo
Dimensions (W x D x H) (imperial)Known for one101.6 x 147 x 26.1 mm (4 x 5.79 x 1.03")
Weight (imperial)Known for one0.653 kg (1.44 lbs)
Hot-Plug supportKnown for oneYes

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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