Product comparison · 2 memory modules

HP 256MB DDR2-667 vs HP 512MB DDR2-553

Key differences

Internal memory
- 256MB DDR2-667:0.25 GB
- 512MB DDR2-553:0.5 GB
Memory layout (modules x size)
- 256MB DDR2-667:1 x 0.25 GB
- 512MB DDR2-553:1 x 0.5 GB
Memory clock speed
- 256MB DDR2-667:667 MHz
- 512MB DDR2-553:533 MHz

Differences highlightedShow differences only

Comparison of 256MB DDR2-667, 512MB DDR2-553
6 specifications	A HP 256MB DDR2-667 View product	B HP 512MB DDR2-553 View product
Features3 differ
Internal memoryDiffers	0.25 GB	0.5 GB
Memory layout (modules x size)Differs	1 x 0.25 GB	1 x 0.5 GB
Internal memory type	DDR2	DDR2
Component for	PC/Server	PC/Server
ECC	Yes	Yes
Memory clock speedDiffers	667 MHz	533 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.