Product comparison · 2 memory modules

HP 4GB DDR3-1066 vs HP 8GB DDR3 SDRAM

8specifications compared
6differ
2identical
2known for one product only

Key differences

Internal memory
- 4GB DDR3-1066:4 GB
- 8GB DDR3 SDRAM:8 GB
Memory layout (modules x size)
- 4GB DDR3-1066:2 x 2 GB
- 8GB DDR3 SDRAM:2 x 4 GB
Memory form factor
- 4GB DDR3-1066:204-pin SO-DIMM
- 8GB DDR3 SDRAM:240-pin DIMM
ECC
- 4GB DDR3-1066:No
- 8GB DDR3 SDRAM:Yes
Memory clock speed
- 4GB DDR3-1066:1066 MHz
- 8GB DDR3 SDRAM:1333 MHz
Package type
- 4GB DDR3-1066:SO-DIMM
- 8GB DDR3 SDRAM:DIMM

Side by side

Differences highlightedShow differences only

Comparison of 4GB DDR3-1066, 8GB DDR3 SDRAM
10 specifications	A HP 4GB DDR3-1066 View product	B HP 8GB DDR3 SDRAM View product
Features5 differ
Internal memoryDiffers	4 GB	8 GB
Memory layout (modules x size)Differs	2 x 2 GB	2 x 4 GB
Internal memory type	DDR3	DDR3
Component forKnown for one	Laptop	Unknown — not stated by the source
Memory form factorDiffers	204-pin SO-DIMM	240-pin DIMM
ECCDiffers	No	Yes
Memory clock speedDiffers	1066 MHz	1333 MHz
Buffered memory type	Unregistered (unbuffered)	Unregistered (unbuffered)
CAS latencyKnown for one	Unknown — not stated by the source	9
Packaging data1 differ
Package typeDiffers	SO-DIMM	DIMM

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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