Product comparison · 2 internal hard drives

Dell 400-ALSB internal hard drive vs Dell JW551-RFB internal hard drive

8specifications compared
2differ
6identical
2known for one product only

Key differences

HDD capacity
- 400-ALSB internal hard drive:1 TB
- JW551-RFB internal hard drive:750 GB
Interface
- 400-ALSB internal hard drive:NL-SAS
- JW551-RFB internal hard drive:Serial ATA

Side by side

Differences highlightedShow differences only

Comparison of 400-ALSB, JW551-RFB
10 specifications	A Dell 400-ALSB internal hard drive Model 400-ALSB View product	B Dell JW551-RFB internal hard drive Model JW551-RFB View product
Features2 differ
HDD capacityDiffers	1 TB	750 GB
HDD speed	7200 RPM	7200 RPM
HDD size	3.5"	3.5"
InterfaceDiffers	NL-SAS	Serial ATA
Type	HDD	HDD
Component for	Server/workstation	Server/workstation
Hot-swap	Yes	Yes
HDD interface transfer rateKnown for one	12 Gbit/s	Unknown — not stated by the source
RefurbishedKnown for one	Unknown — not stated by the source	Yes
Poweridentical
Operating voltage	5 / 12 V	5 / 12 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.

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