Product comparison · 2 internal hard drives

Dell 463-6999 internal hard drive vs Dell 55H49-REF internal hard drive

6specifications compared
4differ
2identical
3known for one product only

Key differences

The Dell 55H49-REF internal hard drive has 1 TB more HDD capacity than the Dell 463-6999 internal hard drive (3 TB vs 2 TB). The Dell 55H49-REF internal hard drive has 1" more HDD size than the Dell 463-6999 internal hard drive (3.5" vs 2.5"). The Dell 463-6999 internal hard drive has 6 Gbit/s more HDD interface transfer rate than the Dell 55H49-REF internal hard drive (12 Gbit/s vs 6 Gbit/s). Interface: NL-SAS on the Dell 463-6999 internal hard drive, SAS on the Dell 55H49-REF internal hard drive.

HDD capacity
- 463-6999 internal hard drive:2 TB
- 55H49-REF internal hard drive:3 TB
HDD size
- 463-6999 internal hard drive:2.5"
- 55H49-REF internal hard drive:3.5"
Interface
- 463-6999 internal hard drive:NL-SAS
- 55H49-REF internal hard drive:SAS
HDD interface transfer rate
- 463-6999 internal hard drive:12 Gbit/s
- 55H49-REF internal hard drive:6 Gbit/s

Side by side

Differences highlightedShow differences only

Comparison of 463-6999, 55H49-REF
9 specifications	A Dell 463-6999 internal hard drive Model 463-6999 View product	B Dell 55H49-REF internal hard drive Model 55H49-REF View product
Features4 differ
HDD capacityDiffers	2 TB	3 TB
HDD speed	7200 RPM	7200 RPM
HDD sizeDiffers	2.5"	3.5"
InterfaceDiffers	NL-SAS	SAS
Type	HDD	HDD
Component forKnown for one	Server/workstation	Unknown — not stated by the source
HDD interface transfer rateDiffers	12 Gbit/s	6 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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