Product comparison · 2 memory modules

HP 1GB DDR2 2 x 512MB 667MHz ECC vs HP 2Gb DDR2 533MHz 2x1Gb

5specifications compared
3differ
2identical
3known for one product only

Key differences

Internal memory
- 1GB DDR2 2 x 512MB 667MHz ECC:1 GB
- 2Gb DDR2 533MHz 2x1Gb:2 GB
Memory layout (modules x size)
- 1GB DDR2 2 x 512MB 667MHz ECC:2 x 0.5 GB
- 2Gb DDR2 533MHz 2x1Gb:2 x 1 GB
Memory clock speed
- 1GB DDR2 2 x 512MB 667MHz ECC:667 MHz
- 2Gb DDR2 533MHz 2x1Gb:533 MHz

Side by side

Differences highlightedShow differences only

Comparison of 1GB DDR2 2 x 512MB 667MHz ECC, 2Gb DDR2 533MHz 2x1Gb
8 specifications	A HP 1GB DDR2 2 x 512MB 667MHz ECC View product	B HP 2Gb DDR2 533MHz 2x1Gb View product
Features3 differ
Internal memoryDiffers	1 GB	2 GB
Memory layout (modules x size)Differs	2 x 0.5 GB	2 x 1 GB
Internal memory type	DDR2	DDR2
Memory form factor	240-pin DIMM	240-pin DIMM
ECCKnown for one	Yes	Unknown — not stated by the source
Memory clock speedDiffers	667 MHz	533 MHz
Memory typeKnown for one	Unknown — not stated by the source	PC2-4200
Other featuresidentical
Number of pinsKnown for one	240	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.

More memory module comparisons

All memory module comparisons