Product comparison · 2 memory modules

Dell 1GB 667MHz DDR2 Kit vs Dell 2GB DDR2 800MHz Module

Key differences

Internal memory
- 1GB 667MHz DDR2 Kit:1 GB
- 2GB DDR2 800MHz Module:2 GB
Memory layout (modules x size)
- 1GB 667MHz DDR2 Kit:1 x 1 GB
- 2GB DDR2 800MHz Module:1 x 2 GB
Internal memory type
- 1GB 667MHz DDR2 Kit:DDR2
- 2GB DDR2 800MHz Module:DDR3
ECC
- 1GB 667MHz DDR2 Kit:Yes
- 2GB DDR2 800MHz Module:No
Memory clock speed
- 1GB 667MHz DDR2 Kit:667 MHz
- 2GB DDR2 800MHz Module:800 MHz
Buffered memory type
- 1GB 667MHz DDR2 Kit:Registered (buffered)
- 2GB DDR2 800MHz Module:Unregistered (unbuffered)

Differences highlightedShow differences only

Comparison of 1GB 667MHz DDR2 Kit, 2GB DDR2 800MHz Module
12 specifications	A Dell 1GB 667MHz DDR2 Kit View product	B Dell 2GB DDR2 800MHz Module View product
Features6 differ
Internal memoryDiffers	1 GB	2 GB
Memory layout (modules x size)Differs	1 x 1 GB	1 x 2 GB
Internal memory typeDiffers	DDR2	DDR3
ECCDiffers	Yes	No
Memory clock speedDiffers	667 MHz	800 MHz
Buffered memory typeDiffers	Registered (buffered)	Unregistered (unbuffered)
Memory rankingKnown for one	2	Unknown — not stated by the source
CAS latencyKnown for one	Unknown — not stated by the source	6
Memory voltageKnown for one	Unknown — not stated by the source	1.8 V
Packaging dataidentical
Package typeKnown for one	DIMM	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.