Product comparison · 2 internal hard drives

Seagate 80GB 3.5" SATA II vs Seagate Barracuda 7200.9, 500GB

15specifications compared
5differ
10identical
18known for one product only

Key differences

HDD capacity
- 80GB 3.5" SATA II:80 GB
- Barracuda 7200.9, 500GB:500 GB
Storage drive buffer size
- 80GB 3.5" SATA II:2 MB
- Barracuda 7200.9, 500GB:16 MB
Width
- 80GB 3.5" SATA II:101.6 mm
- Barracuda 7200.9, 500GB:101 mm
Depth
- 80GB 3.5" SATA II:146.9 mm
- Barracuda 7200.9, 500GB:146 mm
Weight
- 80GB 3.5" SATA II:635 g
- Barracuda 7200.9, 500GB:690 g

Side by side

Differences highlightedShow differences only

Comparison of 80GB 3.5" SATA II, Barracuda 7200.9, 500GB
33 specifications	A Seagate 80GB 3.5" SATA II View product	B Seagate Barracuda 7200.9, 500GB View product
Features2 differ
HDD capacityDiffers	80 GB	500 GB
TypeKnown for one	HDD	Unknown — not stated by the source
Storage drive buffer sizeDiffers	2 MB	16 MB
HDD number of headsKnown for one	2	Unknown — not stated by the source
Read seek timeKnown for one	8.5 ms	Unknown — not stated by the source
Write seek timeKnown for one	9.5 ms	Unknown — not stated by the source
Mean time between failures (MTBF)Known for one	600000 h	Unknown — not stated by the source
Bytes per sectorKnown for one	Unknown — not stated by the source	512
Start/stop cyclesKnown for one	Unknown — not stated by the source	50000
Poweridentical
Start-up currentKnown for one	2.8 A	Unknown — not stated by the source
Power consumption (PowerSave)Known for one	Unknown — not stated by the source	7.4 W
Operational conditionsidentical
Operating relative humidity (H-H)Known for one	5 - 90%	Unknown — not stated by the source
Storage relative humidity (H-H)Known for one	5 - 95%	Unknown — not stated by the source
Operating altitudeKnown for one	-60.96 - 3048 m	Unknown — not stated by the source
Non-operating altitudeKnown for one	-60.96 - 12192 m	Unknown — not stated by the source
Weight & dimensions3 differ
WidthDiffers	101.6 mm	101 mm
DepthDiffers	146.9 mm	146 mm
WeightDiffers	635 g	690 g
Other featuresidentical
Windows operating systems supportedKnown for one	Yes	Unknown — not stated by the source
Linux operating systems supportedKnown for one	Yes	Unknown — not stated by the source
Drive device, transfer rateKnown for one	Unknown — not stated by the source	300 MB/s
InternalKnown for one	Unknown — not stated by the source	Yes
Acoustic pressure emissionsKnown for one	Unknown — not stated by the source	3.7 dB

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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