Product comparison · 2 internal hard drives

Samsung 320GB Serial ATA II HDD vs Seagate Barracuda 80GB Serial ATA II 7200RPM 8MB

13specifications compared
4differ
9identical
14known for one product only

Key differences

HDD capacity
- 320GB Serial ATA II HDD:320 GB
- Barracuda 80GB Serial ATA II 7200RPM 8MB:80 GB
Storage drive buffer size
- 320GB Serial ATA II HDD:16 MB
- Barracuda 80GB Serial ATA II 7200RPM 8MB:8 MB
Average latency
- 320GB Serial ATA II HDD:4.17 ms
- Barracuda 80GB Serial ATA II 7200RPM 8MB:4.16 ms
Acoustic pressure emissions
- 320GB Serial ATA II HDD:2.4 dB
- Barracuda 80GB Serial ATA II 7200RPM 8MB:25 dB

Side by side

Differences highlightedShow differences only

Comparison of 320GB Serial ATA II HDD, Barracuda 80GB Serial ATA II 7200RPM 8MB
27 specifications	A Samsung 320GB Serial ATA II HDD View product	B Seagate Barracuda 80GB Serial ATA II 7200RPM 8MB View product
Features3 differ
HDD capacityDiffers	320 GB	80 GB
HDD speed	7200 RPM	7200 RPM
HDD size	3.5"	3.5"
Interface	Serial ATA II	Serial ATA II
Storage drive buffer sizeDiffers	16 MB	8 MB
Full stroke seek timeKnown for one	18 ms	Unknown — not stated by the source
Track to track seek timeKnown for one	0.8 ms	Unknown — not stated by the source
Average seek timeKnown for one	8.9 ms	Unknown — not stated by the source
Average latencyDiffers	4.17 ms	4.16 ms
Bytes per sector	512	512
Mean time between failures (MTBF)Known for one	600000 h	Unknown — not stated by the source
Poweridentical
Power consumption (typical)Known for one	8 W	Unknown — not stated by the source
Operating voltage	5 / 12 V	5 / 12 V
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 shock	63 G	63 G
Non-operating shockKnown for one	350 G	Unknown — not stated by the source
Other features1 differ
HDD transfer rateKnown for one	300 Mbit/s	Unknown — not stated by the source
Power requirementsKnown for one	+5V; +12V	Unknown — not stated by the source
Drive ready timeKnown for one	10 s	Unknown — not stated by the source
Internal	Yes	Yes
Acoustic pressure emissionsDiffers	2.4 dB	25 dB
Dimensions (WxDxH)Known for one	Unknown — not stated by the source	101.6 x 146.99 x 26.1 mm
USB poweredKnown for one	Unknown — not stated by the source	No
Weight & dimensionsidentical
WeightKnown for one	Unknown — not stated by the source	690 g

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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