Product comparison · 2 memory modules

HP 16GB DDR2-400 vs HP 4GB DDR2-533

8specifications compared
5differ
3identical
2known for one product only

Key differences

Internal memory
- 16GB DDR2-400:16 GB
- 4GB DDR2-533:4 GB
Memory layout (modules x size)
- 16GB DDR2-400:8 x 2 GB
- 4GB DDR2-533:4 x 1 GB
ECC
- 16GB DDR2-400:Yes
- 4GB DDR2-533:No
Memory clock speed
- 16GB DDR2-400:400 MHz
- 4GB DDR2-533:533 MHz
Buffered memory type
- 16GB DDR2-400:Registered (buffered)
- 4GB DDR2-533:Unregistered (unbuffered)

Side by side

Differences highlightedShow differences only

Comparison of 16GB DDR2-400, 4GB DDR2-533
10 specifications	A HP 16GB DDR2-400 View product	B HP 4GB DDR2-533 View product
Features5 differ
Internal memoryDiffers	16 GB	4 GB
Memory layout (modules x size)Differs	8 x 2 GB	4 x 1 GB
Internal memory type	DDR2	DDR2
Component for	PC/Server	PC/Server
Memory form factor	240-pin DIMM	240-pin DIMM
ECCDiffers	Yes	No
CAS latencyKnown for one	Unknown — not stated by the source	4
Memory clock speedDiffers	400 MHz	533 MHz
Buffered memory typeDiffers	Registered (buffered)	Unregistered (unbuffered)
Memory voltageKnown for one	Unknown — not stated by the source	1.8 V

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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