Product comparison · 2 internal hard drives

Seagate 320GB Video 2.5 vs Seagate Desktop HDD ST750DM003 internal hard drive

14specifications compared
11differ
3identical
16known for one product only

Key differences

HDD capacity
- 320GB Video 2.5:320 GB
- Desktop HDD ST750DM003 internal hard drive:750 GB
HDD speed
- 320GB Video 2.5:5400 RPM
- Desktop HDD ST750DM003 internal hard drive:7200 RPM
HDD size
- 320GB Video 2.5:2.5"
- Desktop HDD ST750DM003 internal hard drive:3.5"
Interface
- 320GB Video 2.5:Serial ATA
- Desktop HDD ST750DM003 internal hard drive:Serial ATA III
Storage drive buffer size
- 320GB Video 2.5:16 MB
- Desktop HDD ST750DM003 internal hard drive:64 MB
Power consumption (typical)
- 320GB Video 2.5:1.5 W
- Desktop HDD ST750DM003 internal hard drive:5.9 W
Operating voltage
- 320GB Video 2.5:5 V
- Desktop HDD ST750DM003 internal hard drive:5 / 12 V
Width
- 320GB Video 2.5:70.1 mm
- Desktop HDD ST750DM003 internal hard drive:101.6 mm

Side by side

Differences highlightedShow differences only

Comparison of 320GB Video 2.5, ST750DM003
30 specifications	A Seagate 320GB Video 2.5 View product	B Seagate Desktop HDD ST750DM003 internal hard drive Model ST750DM003 View product
Features5 differ
HDD capacityDiffers	320 GB	750 GB
HDD speedDiffers	5400 RPM	7200 RPM
HDD sizeDiffers	2.5"	3.5"
InterfaceDiffers	Serial ATA	Serial ATA III
Type	HDD	HDD
Storage drive buffer sizeDiffers	16 MB	64 MB
HDD number of cylindersKnown for one	Unknown — not stated by the source	1
HDD number of headsKnown for one	Unknown — not stated by the source	2
Read seek timeKnown for one	Unknown — not stated by the source	8.5 ms
Write seek timeKnown for one	Unknown — not stated by the source	9.5 ms
Bytes per sectorKnown for one	Unknown — not stated by the source	4096
Start/stop cyclesKnown for one	Unknown — not stated by the source	300000
Average latencyKnown for one	5.6 ms	Unknown — not stated by the source
Power2 differ
Power consumption (typical)Differs	1.5 W	5.9 W
Power consumption (standby)Known for one	Unknown — not stated by the source	0.63 W
Power consumption (idle)Known for one	Unknown — not stated by the source	3.36 W
Operating voltageDiffers	5 V	5 / 12 V
Start-up currentKnown for one	Unknown — not stated by the source	2 A
Operational conditionsidentical
Operating temperature (T-T)	0 - 60 °C	0 - 60 °C
Storage temperature (T-T)	-40 - 70 °C	-40 - 70 °C
Operating shockKnown for one	1000 G	Unknown — not stated by the source
Non-operating shockKnown for one	400 G	Unknown — not stated by the source
Packaging contentidentical
Quick start guideKnown for one	Unknown — not stated by the source	Yes
Bundled softwareKnown for one	Unknown — not stated by the source	DiscWizard
Weight & dimensions4 differ
WidthDiffers	70.1 mm	101.6 mm
DepthDiffers	100.5 mm	146.9 mm
HeightDiffers	7 mm	20.2 mm
WeightDiffers	209 g	400 g
Packaging dataidentical
Quantity per packKnown for one	Unknown — not stated by the source	25 pc(s)
Other featuresidentical
Data transfer rateKnown for one	Unknown — not stated by the source	6 Gbit/s

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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