Product comparison · 2 memory modules

HP 2Gb DDR2 2x1Gb 800MHz vs HP 4Gb DDR2 SDRAM 4x1Gb 667MHz ECC

6specifications compared
4differ
2identical
1known for one product only

Key differences

The HP 4Gb DDR2 SDRAM 4x1Gb 667MHz ECC has 2 GB more internal memory than the HP 2Gb DDR2 2x1Gb 800MHz (4 GB vs 2 GB). The HP 4Gb DDR2 SDRAM 4x1Gb 667MHz ECC has 2 x 1 GB more memory layout (modules x size) than the HP 2Gb DDR2 2x1Gb 800MHz (4 x 1 GB vs 2 x 1 GB). The HP 2Gb DDR2 2x1Gb 800MHz has 133 MHz more memory clock speed than the HP 4Gb DDR2 SDRAM 4x1Gb 667MHz ECC (800 MHz vs 667 MHz). Memory type: PC2-6400 on the HP 2Gb DDR2 2x1Gb 800MHz, PC2-5300 on the HP 4Gb DDR2 SDRAM 4x1Gb 667MHz ECC.

Internal memory
- 2Gb DDR2 2x1Gb 800MHz:2 GB
- 4Gb DDR2 SDRAM 4x1Gb 667MHz ECC:4 GB
Memory layout (modules x size)
- 2Gb DDR2 2x1Gb 800MHz:2 x 1 GB
- 4Gb DDR2 SDRAM 4x1Gb 667MHz ECC:4 x 1 GB
Memory clock speed
- 2Gb DDR2 2x1Gb 800MHz:800 MHz
- 4Gb DDR2 SDRAM 4x1Gb 667MHz ECC:667 MHz
Memory type
- 2Gb DDR2 2x1Gb 800MHz:PC2-6400
- 4Gb DDR2 SDRAM 4x1Gb 667MHz ECC:PC2-5300

Side by side

Differences highlightedShow differences only

Comparison of 2Gb DDR2 2x1Gb 800MHz, 4Gb DDR2 SDRAM 4x1Gb 667MHz ECC
7 specifications	A HP 2Gb DDR2 2x1Gb 800MHz View product	B HP 4Gb DDR2 SDRAM 4x1Gb 667MHz ECC View product
Features4 differ
Internal memoryDiffers	2 GB	4 GB
Memory layout (modules x size)Differs	2 x 1 GB	4 x 1 GB
Internal memory type	DDR2	DDR2
Memory form factor	240-pin DIMM	240-pin DIMM
ECCKnown for one	Unknown — not stated by the source	Yes
Memory clock speedDiffers	800 MHz	667 MHz
Memory typeDiffers	PC2-6400	PC2-5300

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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