Product comparison · 2 memory modules

Dell 4GB DDR2 667 vs Dell 4GB DDR3 1066MHz Kit

7specifications compared
4differ
3identical
2known for one product only

Key differences

Memory layout (modules x size)
- 4GB DDR2 667:1 x 4 GB
- 4GB DDR3 1066MHz Kit:2 x 2 GB
Internal memory type
- 4GB DDR2 667:DDR2
- 4GB DDR3 1066MHz Kit:DDR3
Memory clock speed
- 4GB DDR2 667:667 MHz
- 4GB DDR3 1066MHz Kit:1066 MHz
Buffered memory type
- 4GB DDR2 667:Fully buffered
- 4GB DDR3 1066MHz Kit:Registered (buffered)

Side by side

Differences highlightedShow differences only

Comparison of 4GB DDR2 667, 4GB DDR3 1066MHz Kit
9 specifications	A Dell 4GB DDR2 667 View product	B Dell 4GB DDR3 1066MHz Kit View product
Features4 differ
Internal memory	4 GB	4 GB
Memory layout (modules x size)Differs	1 x 4 GB	2 x 2 GB
Internal memory typeDiffers	DDR2	DDR3
Memory form factor	240-pin DIMM	240-pin DIMM
ECC	Yes	Yes
Memory clock speedDiffers	667 MHz	1066 MHz
Buffered memory typeDiffers	Fully buffered	Registered (buffered)
Module configurationKnown for one	512M x 72	Unknown — not stated by the source
Component forKnown for one	Unknown — not stated by the source	PC/Server

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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