Product comparison · 2 internal hard drives

Buffalo OP-HD2.0WP internal hard drive vs Dell 400-AHEW internal hard drive

Key differences

HDD capacity
- OP-HD2.0WP internal hard drive:2 TB
- 400-AHEW internal hard drive:900 GB
HDD size
- OP-HD2.0WP internal hard drive:3.5"
- 400-AHEW internal hard drive:2.5"
Interface
- OP-HD2.0WP internal hard drive:Serial ATA II
- 400-AHEW internal hard drive:SAS
Component for
- OP-HD2.0WP internal hard drive:NAS
- 400-AHEW internal hard drive:Server/workstation
Operating voltage
- OP-HD2.0WP internal hard drive:5 / 12 V
- 400-AHEW internal hard drive:5 V

Differences highlightedShow differences only

Comparison of OP-HD2.0WP, 400-AHEW
7 specifications	A Buffalo OP-HD2.0WP internal hard drive Model OP-HD2.0WP View product	B Dell 400-AHEW internal hard drive Model 400-AHEW View product
Features4 differ
HDD capacityDiffers	2 TB	900 GB
HDD speedKnown for one	Unknown — not stated by the source	10000 RPM
HDD sizeDiffers	3.5"	2.5"
InterfaceDiffers	Serial ATA II	SAS
Component forDiffers	NAS	Server/workstation
Power1 differ
Operating voltageDiffers	5 / 12 V	5 V

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.