Product comparison · 2 memory modules

HP QC447AT memory module vs HP QC851AA memory module

Key differences

Internal memory
- QC447AT memory module:2 GB
- QC851AA memory module:1 GB
Memory layout (modules x size)
- QC447AT memory module:1 x 2 GB
- QC851AA memory module:1 x 1 GB

Differences highlightedShow differences only

Comparison of QC447AT, QC851AA
8 specifications	A HP QC447AT memory module Model QC447AT View product	B HP QC851AA memory module Model QC851AA View product
Features2 differ
Internal memoryDiffers	2 GB	1 GB
Memory layout (modules x size)Differs	1 x 2 GB	1 x 1 GB
Internal memory type	DDR3	DDR3
Component forKnown for one	PC/Server	Unknown — not stated by the source
Memory form factor	240-pin DIMM	240-pin DIMM
ECC	Yes	Yes
Memory clock speed	1333 MHz	1333 MHz
Packaging dataidentical
Package typeKnown for one	Unknown — not stated by the source	DIMM

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.