Product comparison · 2 memory modules

HP 1GB DDR-400 vs HP 2GB DDR2-533

9specifications compared
6differ
3identical
5known for one product only

Key differences

Internal memory
- 1GB DDR-400:1 GB
- 2GB DDR2-533:2 GB
Internal memory type
- 1GB DDR-400:DDR
- 2GB DDR2-533:DDR2
Component for
- 1GB DDR-400:PC/Server
- 2GB DDR2-533:Laptop
ECC
- 1GB DDR-400:Yes
- 2GB DDR2-533:No
Memory clock speed
- 1GB DDR-400:400 MHz
- 2GB DDR2-533:533 MHz
Weight
- 1GB DDR-400:500 g
- 2GB DDR2-533:31.2 g

Side by side

Differences highlightedShow differences only

Comparison of 1GB DDR-400, 2GB DDR2-533
14 specifications	A HP 1GB DDR-400 View product	B HP 2GB DDR2-533 View product
Features5 differ
Internal memoryDiffers	1 GB	2 GB
Internal memory typeDiffers	DDR	DDR2
Component forDiffers	PC/Server	Laptop
Memory form factorKnown for one	Unknown — not stated by the source	200-pin SO-DIMM
ECCDiffers	Yes	No
CAS latencyKnown for one	Unknown — not stated by the source	4
Memory clock speedDiffers	400 MHz	533 MHz
Buffered memory typeKnown for one	Unknown — not stated by the source	Unregistered (unbuffered)
Memory voltageKnown for one	Unknown — not stated by the source	1.8 V
Memory layout (modules x size)Known for one	1 x 1 GB	Unknown — not stated by the source
Weight & dimensions1 differ
WeightDiffers	500 g	31.2 g

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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