Product comparison · 2 memory modules

HP 1 GB (1x1 GB) DDR2-667 ECC unb RAM vs HP 3GB DDR2-400

4specifications compared
2differ
2identical
8known for one product only

Key differences

Internal memory
- 1 GB (1x1 GB) DDR2-667 ECC unb RAM:1 GB
- 3GB DDR2-400:3 GB
Memory clock speed
- 1 GB (1x1 GB) DDR2-667 ECC unb RAM:667 MHz
- 3GB DDR2-400:400 MHz

Side by side

Differences highlightedShow differences only

Comparison of 1 GB (1x1 GB) DDR2-667 ECC unb RAM, 3GB DDR2-400
12 specifications	A HP 1 GB (1x1 GB) DDR2-667 ECC unb RAM View product	B HP 3GB DDR2-400 View product
Features2 differ
Internal memoryDiffers	1 GB	3 GB
Internal memory type	DDR2	DDR2
ECC	Yes	Yes
Memory clock speedDiffers	667 MHz	400 MHz
Memory layout (modules x size)Known for one	Unknown — not stated by the source	2 x 0.5 + 2 x 1 GB
Component forKnown for one	Unknown — not stated by the source	PC/Server
Weight & dimensionsidentical
WidthKnown for one	171.4 mm	Unknown — not stated by the source
DepthKnown for one	63.5 mm	Unknown — not stated by the source
HeightKnown for one	111 mm	Unknown — not stated by the source
WeightKnown for one	500 g	Unknown — not stated by the source
Other featuresidentical
Size (imperial)Known for one	17.1 cm (6.75")	Unknown — not stated by the source
Weight (imperial)Known for one	0.499 kg (1.1 lbs)	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.

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