Product comparison · 2 memory modules

HP A2Z49AA memory module vs HP A2Z51AA memory module

Key differences

Internal memory
- A2Z49AA memory module:4 GB
- A2Z51AA memory module:8 GB
Memory layout (modules x size)
- A2Z49AA memory module:1 x 4 GB
- A2Z51AA memory module:1 x 8 GB

Differences highlightedShow differences only

Comparison of A2Z49AA, A2Z51AA
6 specifications	A HP A2Z49AA memory module Model A2Z49AA View product	B HP A2Z51AA memory module Model A2Z51AA View product
Features2 differ
Internal memoryDiffers	4 GB	8 GB
Memory layout (modules x size)Differs	1 x 4 GB	1 x 8 GB
Internal memory type	DDR3	DDR3
Memory form factor	240-pin DIMM	240-pin DIMM
ECC	Yes	Yes
Memory clock speed	1600 MHz	1600 MHz

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.