Product comparison · 2 internal hard drives

Dell R7W7M internal hard drive vs Dell WJH3D internal hard drive

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

Key differences

The Dell R7W7M internal hard drive has 150 GB more HDD capacity than the Dell WJH3D internal hard drive (900 GB vs 750 GB). The Dell R7W7M internal hard drive has 2,800 RPM more HDD speed than the Dell WJH3D internal hard drive (10000 RPM vs 7200 RPM). The Dell R7W7M internal hard drive has 3 Gbit/s more HDD interface transfer rate than the Dell WJH3D internal hard drive (6 Gbit/s vs 3 Gbit/s). Interface: SAS on the Dell R7W7M internal hard drive, Serial ATA II on the Dell WJH3D internal hard drive. Component for: Server/workstation on the Dell R7W7M internal hard drive, Laptop on the Dell WJH3D internal hard drive.

HDD capacity
- R7W7M internal hard drive:900 GB
- WJH3D internal hard drive:750 GB
HDD speed
- R7W7M internal hard drive:10000 RPM
- WJH3D internal hard drive:7200 RPM
Interface
- R7W7M internal hard drive:SAS
- WJH3D internal hard drive:Serial ATA II
Component for
- R7W7M internal hard drive:Server/workstation
- WJH3D internal hard drive:Laptop
HDD interface transfer rate
- R7W7M internal hard drive:6 Gbit/s
- WJH3D internal hard drive:3 Gbit/s

Side by side

Differences highlightedShow differences only

Comparison of R7W7M, WJH3D
9 specifications	A Dell R7W7M internal hard drive Model R7W7M View product	B Dell WJH3D internal hard drive Model WJH3D View product
Features5 differ
HDD capacityDiffers	900 GB	750 GB
HDD speedDiffers	10000 RPM	7200 RPM
HDD size	2.5"	2.5"
InterfaceDiffers	SAS	Serial ATA II
Type	HDD	HDD
Component forDiffers	Server/workstation	Laptop
HDD interface transfer rateDiffers	6 Gbit/s	3 Gbit/s
Poweridentical
Operating voltageKnown for one	5 V	Unknown — not stated by the source
Packaging dataidentical
Quantity per packKnown for one	Unknown — not stated by the source	1 pc(s)

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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