Product comparison · 2 internal hard drives

Dell 055H49 internal hard drive vs Dell 9PP066-251 internal hard drive

6specifications compared
3differ
3identical
3known for one product only

Key differences

The Dell 9PP066-251 internal hard drive has 2,800 RPM more HDD speed than the Dell 055H49 internal hard drive (10000 RPM vs 7200 RPM). The Dell 055H49 internal hard drive has 1" more HDD size than the Dell 9PP066-251 internal hard drive (3.5" vs 2.5"). HDD capacity: 3 TB on the Dell 055H49 internal hard drive, 600 GB on the Dell 9PP066-251 internal hard drive.

HDD capacity
- 055H49 internal hard drive:3 TB
- 9PP066-251 internal hard drive:600 GB
HDD speed
- 055H49 internal hard drive:7200 RPM
- 9PP066-251 internal hard drive:10000 RPM
HDD size
- 055H49 internal hard drive:3.5"
- 9PP066-251 internal hard drive:2.5"

Side by side

Differences highlightedShow differences only

Comparison of 055H49, 9PP066-251
9 specifications	A Dell 055H49 internal hard drive Model 055H49 View product	B Dell 9PP066-251 internal hard drive Model 9PP066-251 View product
Features3 differ
HDD capacityDiffers	3 TB	600 GB
HDD speedDiffers	7200 RPM	10000 RPM
HDD sizeDiffers	3.5"	2.5"
Component forKnown for one	Unknown — not stated by the source	Server/workstation
HDD interface transfer rateKnown for one	Unknown — not stated by the source	6 Gbit/s
Poweridentical
Operating voltageKnown for one	5 / 12 V	Unknown — not stated by the source

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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