Product comparison · 2 internal hard drives

Samsung 1 TB Serial ATA II HDD, 20-pk vs Samsung 750GB HDD

26specifications compared
5differ
21identical
2known for one product only

Key differences

The Samsung 750GB HDD has 16 MB more storage drive buffer size than the Samsung 1 TB Serial ATA II HDD, 20-pk (32 MB vs 16 MB). The Samsung 1 TB Serial ATA II HDD, 20-pk has 0.2 W more power consumption (typical) than the Samsung 750GB HDD (7.9 W vs 7.7 W). The Samsung 750GB HDD has 0.4 W more power consumption (standby) than the Samsung 1 TB Serial ATA II HDD, 20-pk (1.2 W vs 0.8 W). HDD capacity: 1 TB on the Samsung 1 TB Serial ATA II HDD, 20-pk, 750 GB on the Samsung 750GB HDD. Storage temperature (T-T): 5 - 90 °C on the Samsung 1 TB Serial ATA II HDD, 20-pk, -40 - 70 °C on the Samsung 750GB HDD.

HDD capacity
- 1 TB Serial ATA II HDD, 20-pk:1 TB
- 750GB HDD:750 GB
Storage drive buffer size
- 1 TB Serial ATA II HDD, 20-pk:16 MB
- 750GB HDD:32 MB
Power consumption (typical)
- 1 TB Serial ATA II HDD, 20-pk:7.9 W
- 750GB HDD:7.7 W
Power consumption (standby)
- 1 TB Serial ATA II HDD, 20-pk:0.8 W
- 750GB HDD:1.2 W
Storage temperature (T-T)
- 1 TB Serial ATA II HDD, 20-pk:5 - 90 °C
- 750GB HDD:-40 - 70 °C

Side by side

Differences highlightedShow differences only

Comparison of 1 TB Serial ATA II HDD, 20-pk, 750GB HDD
28 specifications	A Samsung 1 TB Serial ATA II HDD, 20-pk View product	B Samsung 750GB HDD View product
Features2 differ
HDD capacityDiffers	1 TB	750 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	32 MB
Average seek time	8.9 ms	8.9 ms
Average latency	4.17 ms	4.17 ms
Bytes per sector	512	512
Start/stop cycles	50000	50000
Power2 differ
Power consumption (typical)Differs	7.9 W	7.7 W
Power consumption (standby)Differs	0.8 W	1.2 W
Power consumption (PowerSave)Known for one	Unknown — not stated by the source	1.2 W
Operating voltage	5 / 12 V	5 / 12 V
Operational conditions1 differ
Operating temperature (T-T)	0 - 60 °C	0 - 60 °C
Storage temperature (T-T)Differs	5 - 90 °C	-40 - 70 °C
Operating relative humidity (H-H)	5 - 90%	5 - 90%
Storage relative humidity (H-H)	5 - 95%	5 - 95%
Operating altitude	-300 - 3000 m	-300 - 3000 m
Non-operating altitude	-300 - 12000 m	-300 - 12000 m
Operating shock	70 G	70 G
Non-operating shock	350 G	350 G
Weight & dimensionsidentical
Width	101.5 mm	101.5 mm
Depth	147 mm	147 mm
Height	26.1 mm	26.1 mm
Weight	640 g	640 g
Other featuresidentical
Power requirementsKnown for one	Unknown — not stated by the source	+5V±5%, +12V±10%
Drive ready time	12 s	12 s
Internal	Yes	Yes

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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