Product comparison · 2 internal hard drives

Samsung 160GB SATA II HDD, 20-pk vs Samsung 320GB Serial ATA II HDD, 20-pk

18specifications compared
2differ
16identical
11known for one product only

Key differences

The Samsung 320GB Serial ATA II HDD, 20-pk has 160 GB more HDD capacity than the Samsung 160GB SATA II HDD, 20-pk (320 GB vs 160 GB). The Samsung 320GB Serial ATA II HDD, 20-pk has 8 MB more storage drive buffer size than the Samsung 160GB SATA II HDD, 20-pk (16 MB vs 8 MB).

HDD capacity
- 160GB SATA II HDD, 20-pk:160 GB
- 320GB Serial ATA II HDD, 20-pk:320 GB
Storage drive buffer size
- 160GB SATA II HDD, 20-pk:8 MB
- 320GB Serial ATA II HDD, 20-pk:16 MB

Side by side

Differences highlightedShow differences only

Comparison of 160GB SATA II HDD, 20-pk, 320GB Serial ATA II HDD, 20-pk
29 specifications	A Samsung 160GB SATA II HDD, 20-pk View product	B Samsung 320GB Serial ATA II HDD, 20-pk View product
Features2 differ
HDD capacityDiffers	160 GB	320 GB
HDD speed	7200 RPM	7200 RPM
HDD size	3.5"	3.5"
Interface	Serial ATA II	Serial ATA II
Storage drive buffer sizeDiffers	8 MB	16 MB
Full stroke seek timeKnown for one	Unknown — not stated by the source	18 ms
Track to track seek time	0.8 ms	0.8 ms
Average seek time	8.9 ms	8.9 ms
Average latency	4.17 ms	4.17 ms
Bytes per sector	512	512
Mean time between failures (MTBF)	600000 h	600000 h
Poweridentical
Power consumption (typical)	8 W	8 W
Operating voltage	5 / 12 V	5 / 12 V
Power consumption (standby)Known for one	1.5 W	Unknown — not stated by the source
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)	5 - 90%	5 - 90%
Storage relative humidity (H-H)	5 - 95%	5 - 95%
Operating shockKnown for one	Unknown — not stated by the source	63 G
Non-operating shockKnown for one	Unknown — not stated by the source	350 G
Operating altitudeKnown for one	0 - 3000 m	Unknown — not stated by the source
Non-operating altitudeKnown for one	0 - 12000 m	Unknown — not stated by the source
Other featuresidentical
HDD transfer rateKnown for one	Unknown — not stated by the source	300 Mbit/s
Power requirementsKnown for one	Unknown — not stated by the source	+5V; +12V
Drive ready time	10 s	10 s
Internal	Yes	Yes
Acoustic pressure emissionsKnown for one	Unknown — not stated by the source	2.4 dB
Drive device, transfer rateKnown for one	300 MB/s	Unknown — not stated by the source
Quantity per boxKnown for one	20 pc(s)	Unknown — not stated by the source

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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