Product comparison · 2 memory modules

HP 2Gb DDR2 2x1Gb 667MHz ECC vs HP 4Gb DDR2 SDRAM (2 x 2GB) 800MHz

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

Key differences

Internal memory
- 2Gb DDR2 2x1Gb 667MHz ECC:2 GB
- 4Gb DDR2 SDRAM (2 x 2GB) 800MHz:4 GB
Memory layout (modules x size)
- 2Gb DDR2 2x1Gb 667MHz ECC:2 x 1 GB
- 4Gb DDR2 SDRAM (2 x 2GB) 800MHz:2 x 2 GB
Memory clock speed
- 2Gb DDR2 2x1Gb 667MHz ECC:667 MHz
- 4Gb DDR2 SDRAM (2 x 2GB) 800MHz:800 MHz

Side by side

Differences highlightedShow differences only

Comparison of 2Gb DDR2 2x1Gb 667MHz ECC, 4Gb DDR2 SDRAM (2 x 2GB) 800MHz
7 specifications	A HP 2Gb DDR2 2x1Gb 667MHz ECC View product	B HP 4Gb DDR2 SDRAM (2 x 2GB) 800MHz View product
Features3 differ
Internal memoryDiffers	2 GB	4 GB
Memory layout (modules x size)Differs	2 x 1 GB	2 x 2 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	800 MHz
Memory typeKnown for one	Unknown — not stated by the source	PC2-6400

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.

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