Product comparison · 2 external hard drives

Seagate FreeAgent Desk 640Gb vs Verbatim 2.5'' Portable Hard Drive FireWire/USB 2.0 500GB

Key differences

HDD capacity
- FreeAgent Desk 640Gb:640 GB
- 2.5'' Portable Hard Drive FireWire/USB 2.0 500GB:500 GB
HDD speed
- FreeAgent Desk 640Gb:7200 RPM
- 2.5'' Portable Hard Drive FireWire/USB 2.0 500GB:5400 RPM
HDD size
- FreeAgent Desk 640Gb:3.5"
- 2.5'' Portable Hard Drive FireWire/USB 2.0 500GB:2.5"
Storage drive buffer size
- FreeAgent Desk 640Gb:16 MB
- 2.5'' Portable Hard Drive FireWire/USB 2.0 500GB:8 MB
Weight
- FreeAgent Desk 640Gb:1 kg
- 2.5'' Portable Hard Drive FireWire/USB 2.0 500GB:163 g

Differences highlightedShow differences only

Comparison of FreeAgent Desk 640Gb, 2.5'' Portable Hard Drive FireWire/USB 2.0 500GB
20 specifications	A Seagate FreeAgent Desk 640Gb View product	B Verbatim 2.5'' Portable Hard Drive FireWire/USB 2.0 500GB View product
Hard drive4 differ
HDD capacityDiffers	640 GB	500 GB
HDD speedDiffers	7200 RPM	5400 RPM
HDD sizeDiffers	3.5"	2.5"
Type	HDD	HDD
Storage drive buffer sizeDiffers	16 MB	8 MB
Ports & interfacesidentical
Maximum data transfer rateKnown for one	480 Mbit/s	Unknown — not stated by the source
FireWire 400Known for one	Unknown — not stated by the source	Yes
Featuresidentical
Product colourKnown for one	Silver	Unknown — not stated by the source
Weight & dimensions1 differ
WeightDiffers	1 kg	163 g
WidthKnown for one	Unknown — not stated by the source	135 mm
DepthKnown for one	Unknown — not stated by the source	85 mm
HeightKnown for one	Unknown — not stated by the source	21 mm
Other featuresidentical
Internal	No	No
Mac compatibilityKnown for one	No	Unknown — not stated by the source
Minimum system requirementsKnown for one	Windows Vista Home Basic, Home Premium, Ultimate, Business SP 1, XP Home, Professional, Media Center SP 2, XP, Vista	Unknown — not stated by the source
USB 2.0 ports quantity	1	1
USB requiredKnown for one	Yes	Unknown — not stated by the source
Dimensions (WxDxH)Known for one	175 x 172 x 33.7 mm	Unknown — not stated by the source
Compatible operating systemsKnown for one	Unknown — not stated by the source	Windows 2000/XP/Vista Mac OS 9.x/10.1 +
Packaging dataidentical
Cables includedKnown for one	Unknown — not stated by the source	FireWire, USB

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.