Product comparison · 2 memory modules

ADATA AD1U400A512M3-R memory module vs ADATA AD2U667A1G5-R memory module

Key differences

Internal memory
- AD1U400A512M3-R memory module:0.5 GB
- AD2U667A1G5-R memory module:1 GB
Memory layout (modules x size)
- AD1U400A512M3-R memory module:1 x 0.5 GB
- AD2U667A1G5-R memory module:1 x 1 GB
Internal memory type
- AD1U400A512M3-R memory module:DDR
- AD2U667A1G5-R memory module:DDR2
Memory form factor
- AD1U400A512M3-R memory module:184-pin DIMM
- AD2U667A1G5-R memory module:240-pin DIMM
Memory clock speed
- AD1U400A512M3-R memory module:400 MHz
- AD2U667A1G5-R memory module:667 MHz

Differences highlightedShow differences only

Comparison of AD1U400A512M3-R, AD2U667A1G5-R
7 specifications	A ADATA AD1U400A512M3-R memory module Model AD1U400A512M3-R View product	B ADATA AD2U667A1G5-R memory module Model AD2U667A1G5-R View product
Features5 differ
Internal memoryDiffers	0.5 GB	1 GB
Memory layout (modules x size)Differs	1 x 0.5 GB	1 x 1 GB
Internal memory typeDiffers	DDR	DDR2
Memory form factorDiffers	184-pin DIMM	240-pin DIMM
Memory clock speedDiffers	400 MHz	667 MHz
Memory voltageKnown for one	2.7 V	Unknown — not stated by the source
CAS latencyKnown for one	Unknown — not stated by the source	5

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.