Product comparison · 2 external hard drives

Buffalo 640GB DriveStation vs Fujitsu STORAGEBIRD 35EV820, 500GB

10specifications compared
7differ
3identical
15known for one product only

Key differences

HDD capacity
- 640GB DriveStation:640 GB
- STORAGEBIRD 35EV820, 500GB:500 GB
Power consumption (typical)
- 640GB DriveStation:10 W
- STORAGEBIRD 35EV820, 500GB:17 W
Operating temperature (T-T)
- 640GB DriveStation:5 - 35 °C
- STORAGEBIRD 35EV820, 500GB:0 - 35 °C
Weight
- 640GB DriveStation:1 kg
- STORAGEBIRD 35EV820, 500GB:1.2 kg
Power requirements
- 640GB DriveStation:AC100-240V 50/60 Hz
- STORAGEBIRD 35EV820, 500GB:AC 100-240V 1.2 A
Dimensions (WxDxH)
- 640GB DriveStation:45 x 156 x 175 mm
- STORAGEBIRD 35EV820, 500GB:180 x 115 x 32 mm

Side by side

Differences highlightedShow differences only

Comparison of 640GB DriveStation, STORAGEBIRD 35EV820, 500GB
25 specifications	A Buffalo 640GB DriveStation View product	B Fujitsu STORAGEBIRD 35EV820, 500GB View product
Hard drive1 differ
HDD capacityDiffers	640 GB	500 GB
HDD speed	7200 RPM	7200 RPM
HDD sizeKnown for one	Unknown — not stated by the source	3.5"
Type	HDD	HDD
Read speedKnown for one	Unknown — not stated by the source	30 MB/s
Write speedKnown for one	Unknown — not stated by the source	25 MB/s
Storage drive average seek timeKnown for one	Unknown — not stated by the source	12 ms
InterfaceKnown for one	Serial ATA	Unknown — not stated by the source
Ports & interfacesidentical
USB connectorKnown for one	Unknown — not stated by the source	USB
USB versionKnown for one	Unknown — not stated by the source	2.0
Maximum data transfer rateKnown for one	480 Mbit/s	Unknown — not stated by the source
Power1 differ
External power adapterKnown for one	Unknown — not stated by the source	Yes
Power consumption (typical)Differs	10 W	17 W
Operational conditions1 differ
Operating temperature (T-T)Differs	5 - 35 °C	0 - 35 °C
Weight & dimensions1 differ
WeightDiffers	1 kg	1.2 kg
Other features3 differ
AC adapter includedKnown for one	Unknown — not stated by the source	Yes
HDD transfer rateKnown for one	Unknown — not stated by the source	480 Mbit/s
Internal	No	No
Power requirementsDiffers	AC100-240V 50/60 Hz	AC 100-240V 1.2 A
Compatible operating systemsDiffers	Windows Vista/XP/2000 Windows Server 2003 Mac OS 10.2.7	Microsoft Windows VISTA/XP
Dimensions (WxDxH)Differs	45 x 156 x 175 mm	180 x 115 x 32 mm
Power consumption (PowerSave)Known for one	2.7 W	Unknown — not stated by the source
Supported data transfer ratesKnown for one	12 Mbps	Unknown — not stated by the source
USB 2.0 ports quantityKnown for one	1	Unknown — not stated by the source
Featuresidentical
Product colourKnown for one	Black	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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