Product comparison · 2 memory modules

Dell 16GB DDR3 1066MHz Module vs Dell 4GB DDR2 667

6specifications compared
5differ
1identical
4known for one product only

Key differences

Internal memory
- 16GB DDR3 1066MHz Module:16 GB
- 4GB DDR2 667:4 GB
Memory layout (modules x size)
- 16GB DDR3 1066MHz Module:1 x 16 GB
- 4GB DDR2 667:1 x 4 GB
Internal memory type
- 16GB DDR3 1066MHz Module:DDR3
- 4GB DDR2 667:DDR2
Memory clock speed
- 16GB DDR3 1066MHz Module:1066 MHz
- 4GB DDR2 667:667 MHz
Buffered memory type
- 16GB DDR3 1066MHz Module:Registered (buffered)
- 4GB DDR2 667:Fully buffered

Side by side

Differences highlightedShow differences only

Comparison of 16GB DDR3 1066MHz Module, 4GB DDR2 667
10 specifications	A Dell 16GB DDR3 1066MHz Module View product	B Dell 4GB DDR2 667 View product
Features5 differ
Internal memoryDiffers	16 GB	4 GB
Memory layout (modules x size)Differs	1 x 16 GB	1 x 4 GB
Internal memory typeDiffers	DDR3	DDR2
Component forKnown for one	PC/Server	Unknown — not stated by the source
Memory form factor	240-pin DIMM	240-pin DIMM
Memory clock speedDiffers	1066 MHz	667 MHz
Buffered memory typeDiffers	Registered (buffered)	Fully buffered
Memory rankingKnown for one	4	Unknown — not stated by the source
ECCKnown for one	Unknown — not stated by the source	Yes
Module configurationKnown for one	Unknown — not stated by the source	512M x 72

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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