Product comparison · 2 memory modules

Dell 1GB DDR2 667 vs Dell 4GB PC2-6400

8specifications compared
5differ
3identical
3known for one product only

Key differences

Internal memory
- 1GB DDR2 667:1 GB
- 4GB PC2-6400:4 GB
Memory layout (modules x size)
- 1GB DDR2 667:1 x 1 GB
- 4GB PC2-6400:1 x 4 GB
ECC
- 1GB DDR2 667:Yes
- 4GB PC2-6400:No
Memory clock speed
- 1GB DDR2 667:667 MHz
- 4GB PC2-6400:800 MHz
Buffered memory type
- 1GB DDR2 667:Registered (buffered)
- 4GB PC2-6400:Unregistered (unbuffered)

Side by side

Differences highlightedShow differences only

Comparison of 1GB DDR2 667, 4GB PC2-6400
11 specifications	A Dell 1GB DDR2 667 View product	B Dell 4GB PC2-6400 View product
Features5 differ
Internal memoryDiffers	1 GB	4 GB
Memory layout (modules x size)Differs	1 x 1 GB	1 x 4 GB
Component forKnown for one	Unknown — not stated by the source	PC/Server
ECCDiffers	Yes	No
Memory clock speedDiffers	667 MHz	800 MHz
Buffered memory typeDiffers	Registered (buffered)	Unregistered (unbuffered)
Module configurationKnown for one	Unknown — not stated by the source	512M x 64
Memory typeKnown for one	Unknown — not stated by the source	PC2-6400

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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