Product comparison · 2 internal hard drives

Samsung 2000GB HDD vs Samsung M7E 320GB

21specifications compared
17differ
4identical
18known for one product only

Key differences

HDD capacity
- 2000GB HDD:2 TB
- M7E 320GB:320 GB
Storage drive buffer size
- 2000GB HDD:32 MB
- M7E 320GB:8 MB
Power consumption (standby)
- 2000GB HDD:1 W
- M7E 320GB:0.25 W
Power consumption (off)
- 2000GB HDD:1 W
- M7E 320GB:0.2 W
Operating voltage
- 2000GB HDD:5 / 12 V
- M7E 320GB:5 V
Start-up current
- 2000GB HDD:2 A
- M7E 320GB:1 A
Operating temperature (T-T)
- 2000GB HDD:0 - 60 °C
- M7E 320GB:5 - 55 °C
Storage temperature (T-T)
- 2000GB HDD:-40 - 70 °C
- M7E 320GB:-40 - 7 °C

Side by side

Differences highlightedShow differences only

Comparison of 2000GB HDD, M7E 320GB
39 specifications	A Samsung 2000GB HDD View product	B Samsung M7E 320GB View product
Features2 differ
HDD capacityDiffers	2 TB	320 GB
HDD speed	5400 RPM	5400 RPM
HDD sizeKnown for one	3.5"	Unknown — not stated by the source
InterfaceKnown for one	Serial ATA II	Unknown — not stated by the source
TypeKnown for one	HDD	Unknown — not stated by the source
Storage drive buffer sizeDiffers	32 MB	8 MB
Track to track seek timeKnown for one	8.9 ms	Unknown — not stated by the source
Average latencyKnown for one	5.56 ms	Unknown — not stated by the source
Bytes per sector	512	512
Start/stop cyclesKnown for one	300000	Unknown — not stated by the source
Average seek timeKnown for one	Unknown — not stated by the source	12 ms
Power4 differ
Power consumption (standby)Differs	1 W	0.25 W
Power consumption (off)Differs	1 W	0.2 W
Power consumption (idle)Known for one	5.4 W	Unknown — not stated by the source
Power consumption (read)Known for one	6.2 W	Unknown — not stated by the source
Power consumption (write)Known for one	6.2 W	Unknown — not stated by the source
Operating voltageDiffers	5 / 12 V	5 V
Start-up currentDiffers	2 A	1 A
Power consumption (PowerSave)Known for one	Unknown — not stated by the source	0.85 W
Operational conditions7 differ
Operating temperature (T-T)Differs	0 - 60 °C	5 - 55 °C
Storage temperature (T-T)Differs	-40 - 70 °C	-40 - 7 °C
Operating relative humidity (H-H)Differs	5 - 90%	8 - 90%
Storage relative humidity (H-H)	5 - 95%	5 - 95%
Operating altitudeDiffers	-1000 - 10000 m	-300 - 3.000 m
Non-operating altitudeDiffers	-1000 - 40000 m	-400 - 15000 m
Operating shockDiffers	70 G	400 G
Non-operating shockDiffers	300 G	900 G
Operating vibrationKnown for one	Unknown — not stated by the source	10 G
Weight & dimensions4 differ
WidthDiffers	101.6 mm	69.8 mm
DepthDiffers	147 mm	100 mm
HeightDiffers	26.1 mm	9.5 mm
WeightDiffers	690 g	105 g
Other featuresidentical
Internal	Yes	Yes
Power requirementsKnown for one	Unknown — not stated by the source	Yes
Dimensions (WxDxH)Known for one	Unknown — not stated by the source	69.85 x 100 x 9.5 mm
Drive device, transfer rateKnown for one	Unknown — not stated by the source	300 MB/s
Drive ready timeKnown for one	Unknown — not stated by the source	4 s
eSATAKnown for one	Unknown — not stated by the source	Yes
Acoustic pressure emissionsKnown for one	Unknown — not stated by the source	2.6 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.

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