Product comparison · 2 internal hard drives

Dell 500GB 3.5" SATA vs Seagate 2.5" 320GB

6specifications compared
4differ
2identical
31known for one product only

Key differences

HDD capacity
- 500GB 3.5" SATA:500 GB
- 2.5" 320GB:320 GB
HDD speed
- 500GB 3.5" SATA:7200 RPM
- 2.5" 320GB:5400 RPM
HDD size
- 500GB 3.5" SATA:3.5"
- 2.5" 320GB:2.5"
Operating voltage
- 500GB 3.5" SATA:5 / 12 V
- 2.5" 320GB:5 V

Side by side

Differences highlightedShow differences only

Comparison of 500GB 3.5" SATA, 2.5" 320GB
37 specifications	A Dell 500GB 3.5" SATA View product	B Seagate 2.5" 320GB View product
Features3 differ
HDD capacityDiffers	500 GB	320 GB
HDD speedDiffers	7200 RPM	5400 RPM
HDD sizeDiffers	3.5"	2.5"
Storage drive buffer sizeKnown for one	Unknown — not stated by the source	16 MB
Full stroke seek timeKnown for one	Unknown — not stated by the source	22 ms
Track to track seek timeKnown for one	Unknown — not stated by the source	2 ms
Average seek timeKnown for one	Unknown — not stated by the source	12 ms
Average latencyKnown for one	Unknown — not stated by the source	5.6 ms
Component forKnown for one	Server/workstation	Unknown — not stated by the source
Hot-swapKnown for one	No	Unknown — not stated by the source
Power1 differ
Power consumption (standby)Known for one	Unknown — not stated by the source	0.2 W
Power consumption (PowerSave)Known for one	Unknown — not stated by the source	0.2 W
Power consumption (idle)Known for one	Unknown — not stated by the source	0.7 W
Power consumption (read)Known for one	Unknown — not stated by the source	2.2 W
Power consumption (write)Known for one	Unknown — not stated by the source	2.2 W
Operating voltageDiffers	5 / 12 V	5 V
Start-up currentKnown for one	Unknown — not stated by the source	0.85 A
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	5 - 55 °C
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-40 - 70 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	5 - 90%
Storage relative humidity (H-H)Known for one	Unknown — not stated by the source	5 - 95%
Operating vibrationKnown for one	Unknown — not stated by the source	1.5 G
Non-operating vibrationKnown for one	Unknown — not stated by the source	5.85 G
Operating altitudeKnown for one	Unknown — not stated by the source	-300 - 3000 m
Non-operating altitudeKnown for one	Unknown — not stated by the source	-400 - 15000 m
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	69.8 mm
DepthKnown for one	Unknown — not stated by the source	100.3 mm
HeightKnown for one	Unknown — not stated by the source	9.5 mm
WeightKnown for one	Unknown — not stated by the source	99 g
Other featuresidentical
Storage capacityKnown for one	Unknown — not stated by the source	320 MB
Drive ready timeKnown for one	Unknown — not stated by the source	4 s
Maximum data transfer rateKnown for one	Unknown — not stated by the source	145 Mbit/s
Number of products includedKnown for one	1 pc(s)	Unknown — not stated by the source
Supported HDD interfacesKnown for one	Serial ATA	Unknown — not stated by the source
Compatible productsKnown for one	Dell PowerEdge 1900, 1950, 2900, 2950 III, 840, 860, SC1430, SC1435, SC440	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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