Product comparison · 2 internal hard drives

Samsung 320GB Serial ATA II HDD, 20-pk vs Seagate Barracuda 7200.10 80GB SATA 3Gb/s NCQ

14specifications compared
6differ
8identical
19known for one product only

Key differences

The Samsung 320GB Serial ATA II HDD, 20-pk has 240 GB more HDD capacity than the Seagate Barracuda 7200.10 80GB SATA 3Gb/s NCQ (320 GB vs 80 GB). The Samsung 320GB Serial ATA II HDD, 20-pk has 8 MB more storage drive buffer size than the Seagate Barracuda 7200.10 80GB SATA 3Gb/s NCQ (16 MB vs 8 MB). The Seagate Barracuda 7200.10 80GB SATA 3Gb/s NCQ has 7.7 ms more track to track seek time than the Samsung 320GB Serial ATA II HDD, 20-pk (8.5 ms vs 0.8 ms).

HDD capacity
- 320GB Serial ATA II HDD, 20-pk:320 GB
- Barracuda 7200.10 80GB SATA 3Gb/s NCQ:80 GB
Storage drive buffer size
- 320GB Serial ATA II HDD, 20-pk:16 MB
- Barracuda 7200.10 80GB SATA 3Gb/s NCQ:8 MB
Track to track seek time
- 320GB Serial ATA II HDD, 20-pk:0.8 ms
- Barracuda 7200.10 80GB SATA 3Gb/s NCQ:8.5 ms
Average latency
- 320GB Serial ATA II HDD, 20-pk:4.17 ms
- Barracuda 7200.10 80GB SATA 3Gb/s NCQ:4.16 ms
Non-operating shock
- 320GB Serial ATA II HDD, 20-pk:350 G
- Barracuda 7200.10 80GB SATA 3Gb/s NCQ:300 G
Acoustic pressure emissions
- 320GB Serial ATA II HDD, 20-pk:2.4 dB
- Barracuda 7200.10 80GB SATA 3Gb/s NCQ:2.7 dB

Side by side

Differences highlightedShow differences only

Comparison of 320GB Serial ATA II HDD, 20-pk, Barracuda 7200.10 80GB SATA 3Gb/s NCQ
33 specifications	A Samsung 320GB Serial ATA II HDD, 20-pk View product	B Seagate Barracuda 7200.10 80GB SATA 3Gb/s NCQ View product
Features4 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 timeDiffers	0.8 ms	8.5 ms
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
HDD number of headsKnown for one	Unknown — not stated by the source	1
Poweridentical
Power consumption (typical)Known for one	8 W	Unknown — not stated by the source
Operating voltage	5 / 12 V	5 / 12 V
Power consumption (standby)Known for one	Unknown — not stated by the source	0.8 W
Start-up currentKnown for one	Unknown — not stated by the source	2.8 A
Operational conditions1 differ
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 shockKnown for one	63 G	Unknown — not stated by the source
Non-operating shockDiffers	350 G	300 G
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	2.7 dB
Data transfer rateKnown for one	Unknown — not stated by the source	3 Gbit/s
Compatible productsKnown for one	Unknown — not stated by the source	PCs
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	101.6 mm
DepthKnown for one	Unknown — not stated by the source	147 mm
HeightKnown for one	Unknown — not stated by the source	26.1 mm
WeightKnown for one	Unknown — not stated by the source	356 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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