Product comparison · 2 internal hard drives

Dell 30K28 internal hard drive vs Dell P7J74 internal hard drive

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

Key differences

The Dell P7J74 internal hard drive has 520 GB more HDD capacity than the Dell 30K28 internal hard drive (640 GB vs 120 GB). Interface: Serial ATA on the Dell 30K28 internal hard drive, Serial ATA II on the Dell P7J74 internal hard drive.

HDD capacity
- 30K28 internal hard drive:120 GB
- P7J74 internal hard drive:640 GB
Interface
- 30K28 internal hard drive:Serial ATA
- P7J74 internal hard drive:Serial ATA II

Side by side

Differences highlightedShow differences only

Comparison of 30K28, P7J74
8 specifications	A Dell 30K28 internal hard drive Model 30K28 View product	B Dell P7J74 internal hard drive Model P7J74 View product
Features2 differ
HDD capacityDiffers	120 GB	640 GB
InterfaceDiffers	Serial ATA	Serial ATA II
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

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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