Product comparison · 2 memory modules

ADATA AD1S400A1G3-R memory module vs ADATA AD2U667B2G5-R memory module

Key differences

Internal memory
- AD1S400A1G3-R memory module:1 GB
- AD2U667B2G5-R memory module:2 GB
Memory layout (modules x size)
- AD1S400A1G3-R memory module:1 x 1 GB
- AD2U667B2G5-R memory module:1 x 2 GB
Internal memory type
- AD1S400A1G3-R memory module:DDR
- AD2U667B2G5-R memory module:DDR2
Memory form factor
- AD1S400A1G3-R memory module:200-pin SO-DIMM
- AD2U667B2G5-R memory module:240-pin DIMM
Memory clock speed
- AD1S400A1G3-R memory module:400 MHz
- AD2U667B2G5-R memory module:667 MHz
Memory voltage
- AD1S400A1G3-R memory module:2.5 V
- AD2U667B2G5-R memory module:1.8 V

Differences highlightedShow differences only

Comparison of AD1S400A1G3-R, AD2U667B2G5-R
9 specifications	A ADATA AD1S400A1G3-R memory module Model AD1S400A1G3-R View product	B ADATA AD2U667B2G5-R memory module Model AD2U667B2G5-R 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	DDR	DDR2
Memory form factorDiffers	200-pin SO-DIMM	240-pin DIMM
ECCKnown for one	No	Unknown — not stated by the source
Memory clock speedDiffers	400 MHz	667 MHz
Memory voltageDiffers	2.5 V	1.8 V
CAS latencyKnown for one	Unknown — not stated by the source	5
Other featuresidentical
Chips organisationKnown for one	64X8	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.