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
HDD speed	7200 RPM	7200 RPM
HDD size	3.5"	3.5"
Interface	Serial ATA II	Serial ATA II
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
Average latency	4.16 ms	4.16 ms
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
Operating voltage	5 / 12 V	5 / 12 V
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 temperature (T-T)	0 - 60 °C	0 - 60 °C
Storage temperature (T-T)	-40 - 70 °C	-40 - 70 °C
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
Operating shock	63 G	63 G
Non-operating shock	350 G	350 G
Weight & dimensions3 differ
WidthDiffers	101.6 mm	101 mm
DepthDiffers	146.9 mm	146 mm
Height	26 mm	26 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.

More internal hard drive comparisons

All internal hard drive comparisons