Product comparison · 2 internal hard drives

Dell CDM7Y internal hard drive vs Dell P7J74 internal hard drive

6specifications compared
4differ
2identical
2known for one product only

Key differences

The Dell P7J74 internal hard drive has 190 GB more HDD capacity than the Dell CDM7Y internal hard drive (640 GB vs 450 GB). The Dell CDM7Y internal hard drive has 9,600 RPM more HDD speed than the Dell P7J74 internal hard drive (15000 RPM vs 5400 RPM). The Dell CDM7Y internal hard drive has 1" more HDD size than the Dell P7J74 internal hard drive (3.5" vs 2.5"). Interface: SAS on the Dell CDM7Y internal hard drive, Serial ATA II on the Dell P7J74 internal hard drive.

HDD capacity
- CDM7Y internal hard drive:450 GB
- P7J74 internal hard drive:640 GB
HDD speed
- CDM7Y internal hard drive:15000 RPM
- P7J74 internal hard drive:5400 RPM
HDD size
- CDM7Y internal hard drive:3.5"
- P7J74 internal hard drive:2.5"
Interface
- CDM7Y internal hard drive:SAS
- P7J74 internal hard drive:Serial ATA II

Side by side

Differences highlightedShow differences only

Comparison of CDM7Y, P7J74
8 specifications	A Dell CDM7Y internal hard drive Model CDM7Y View product	B Dell P7J74 internal hard drive Model P7J74 View product
Features4 differ
HDD capacityDiffers	450 GB	640 GB
HDD speedDiffers	15000 RPM	5400 RPM
HDD sizeDiffers	3.5"	2.5"
InterfaceDiffers	SAS	Serial ATA II
Type	HDD	HDD
Component forKnown for one	Server/workstation	Unknown — not stated by the source
HDD interface transfer rateKnown for one	Unknown — not stated by the source	3 Gbit/s
Packaging dataidentical
Quantity per pack	1 pc(s)	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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