Product comparison · 2 internal hard drives

Dell 500GB SATA 2.5" vs Seagate 320GB SATA2

6specifications compared
3differ
3identical
19known for one product only

Key differences

HDD capacity
- 500GB SATA 2.5":500 GB
- 320GB SATA2:320 GB
HDD speed
- 500GB SATA 2.5":7200 RPM
- 320GB SATA2:5400 RPM
Interface
- 500GB SATA 2.5":Serial ATA
- 320GB SATA2:Serial ATA II

Side by side

Differences highlightedShow differences only

Comparison of 500GB SATA 2.5", 320GB SATA2
25 specifications	A Dell 500GB SATA 2.5"View product	B Seagate 320GB SATA2 View product
Features3 differ
HDD capacityDiffers	500 GB	320 GB
HDD speedDiffers	7200 RPM	5400 RPM
HDD size	2.5"	2.5"
InterfaceDiffers	Serial ATA	Serial ATA II
Component forKnown for one	Unknown — not stated by the source	Laptop
Storage drive buffer sizeKnown for one	Unknown — not stated by the source	16 MB
Bytes per sectorKnown for one	Unknown — not stated by the source	4096
Start/stop cyclesKnown for one	Unknown — not stated by the source	600000
Poweridentical
Power consumption (typical)Known for one	Unknown — not stated by the source	1.4 W
Power consumption (idle)Known for one	Unknown — not stated by the source	0.48 W
Operating voltage	5 V	5 V
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	0 - 60 °C
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-40 - 70 °C
Operating shockKnown for one	Unknown — not stated by the source	350 G
Non-operating shockKnown for one	Unknown — not stated by the source	1000 G
Packaging contentidentical
User guideKnown for one	Unknown — not stated by the source	Yes
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	70 mm
DepthKnown for one	Unknown — not stated by the source	100.5 mm
HeightKnown for one	Unknown — not stated by the source	7 mm
WeightKnown for one	Unknown — not stated by the source	92 g
Other featuresidentical
Product colourKnown for one	Unknown — not stated by the source	Black
Data transfer rateKnown for one	Unknown — not stated by the source	3 Gbit/s
Internal	Yes	Yes
Acoustic pressure emissionsKnown for one	Unknown — not stated by the source	2.2 dB
Compatible productsKnown for one	Latitude E6510	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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