Product comparison · 2 internal hard drives

Buffalo OP-HD3.0T/LS internal hard drive vs Seagate Momentus LP 2.5" 640GB

7specifications compared
5differ
2identical
7known for one product only

Key differences

The Buffalo OP-HD3.0T/LS internal hard drive has 1" more HDD size than the Seagate Momentus LP 2.5" 640GB (3.5" vs 2.5"). HDD capacity: 3 TB on the Buffalo OP-HD3.0T/LS internal hard drive, 640 GB on the Seagate Momentus LP 2.5" 640GB. Component for: Server/workstation on the Buffalo OP-HD3.0T/LS internal hard drive, Laptop on the Seagate Momentus LP 2.5" 640GB. Operating voltage: 5 / 12 V on the Buffalo OP-HD3.0T/LS internal hard drive, 5 V on the Seagate Momentus LP 2.5" 640GB. Product colour: Multicolour on the Buffalo OP-HD3.0T/LS internal hard drive, Black on the Seagate Momentus LP 2.5" 640GB.

HDD capacity
- OP-HD3.0T/LS internal hard drive:3 TB
- Momentus LP 2.5" 640GB:640 GB
HDD size
- OP-HD3.0T/LS internal hard drive:3.5"
- Momentus LP 2.5" 640GB:2.5"
Component for
- OP-HD3.0T/LS internal hard drive:Server/workstation
- Momentus LP 2.5" 640GB:Laptop
Operating voltage
- OP-HD3.0T/LS internal hard drive:5 / 12 V
- Momentus LP 2.5" 640GB:5 V
Product colour
- OP-HD3.0T/LS internal hard drive:Multicolour
- Momentus LP 2.5" 640GB:Black

Side by side

Differences highlightedShow differences only

Comparison of OP-HD3.0T/LS, Momentus LP 2.5" 640GB
14 specifications	A Buffalo OP-HD3.0T/LS internal hard drive Model OP-HD3.0T/LS View product	B Seagate Momentus LP 2.5" 640GB View product
Features3 differ
HDD capacityDiffers	3 TB	640 GB
HDD speedKnown for one	Unknown — not stated by the source	5400 RPM
HDD sizeDiffers	3.5"	2.5"
Interface	Serial ATA II	Serial ATA II
Component forDiffers	Server/workstation	Laptop
Storage drive buffer sizeKnown for one	Unknown — not stated by the source	8 MB
Hot-swapKnown for one	Yes	Unknown — not stated by the source
Power1 differ
Operating voltageDiffers	5 / 12 V	5 V
Other features1 differ
Product colourDiffers	Multicolour	Black
Data transfer rateKnown for one	Unknown — not stated by the source	3 Gbit/s
Internal	Yes	Yes
Windows operating systems supportedKnown for one	Unknown — not stated by the source	Yes
Swing handle for easy carryingKnown for one	Yes	Unknown — not stated by the source
Compatible productsKnown for one	LinkStation Duo, Pro Duo	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.

More internal hard drive comparisons

All internal hard drive comparisons