Product comparison · 2 internal hard drives

Samsung 320GB Serial ATA II HDD vs Samsung Spinpoint P 40GB internal hard drive 2.5" Ultra-ATA/133

5specifications compared
4differ
1identical
21known for one product only

Key differences

HDD capacity
- 320GB Serial ATA II HDD:320 GB
- Spinpoint P 40GB internal hard drive 2.5" Ultra-ATA/133:40 GB
HDD size
- 320GB Serial ATA II HDD:3.5"
- Spinpoint P 40GB internal hard drive 2.5" Ultra-ATA/133:2.5"
Interface
- 320GB Serial ATA II HDD:Serial ATA II
- Spinpoint P 40GB internal hard drive 2.5" Ultra-ATA/133:Ultra-ATA/133
Operating voltage
- 320GB Serial ATA II HDD:5 / 12 V
- Spinpoint P 40GB internal hard drive 2.5" Ultra-ATA/133:5 V

Side by side

Differences highlightedShow differences only

Comparison of 320GB Serial ATA II HDD, 40GB
26 specifications	A Samsung 320GB Serial ATA II HDD View product	B Samsung Spinpoint P 40GB internal hard drive 2.5" Ultra-ATA/133 Model 40GB View product
Features3 differ
HDD capacityDiffers	320 GB	40 GB
HDD speedKnown for one	7200 RPM	Unknown — not stated by the source
HDD sizeDiffers	3.5"	2.5"
InterfaceDiffers	Serial ATA II	Ultra-ATA/133
Storage drive buffer sizeKnown for one	16 MB	Unknown — not stated by the source
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 latencyKnown for one	4.17 ms	Unknown — not stated by the source
Bytes per sectorKnown for one	512	Unknown — not stated by the source
Mean time between failures (MTBF)Known for one	600000 h	Unknown — not stated by the source
TypeKnown for one	Unknown — not stated by the source	HDD
Power1 differ
Power consumption (typical)Known for one	8 W	Unknown — not stated by the source
Operating voltageDiffers	5 / 12 V	5 V
Operational conditionsidentical
Operating temperature (T-T)Known for one	0 - 60 °C	Unknown — not stated by the source
Storage temperature (T-T)Known for one	-40 - 70 °C	Unknown — not stated by the source
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 shockKnown for one	350 G	Unknown — not stated by the source
Other featuresidentical
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 emissionsKnown for one	2.4 dB	Unknown — not stated by the source
Weight & dimensionsidentical
WeightKnown for one	Unknown — not stated by the source	481 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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