Product comparison · 2 memory modules

Fujitsu 4GB DDR3 1066MHz vs Fujitsu 8GB DDR3-1333MHz, ECC

Key differences

Internal memory
- 4GB DDR3 1066MHz:4 GB
- 8GB DDR3-1333MHz, ECC:8 GB
Memory layout (modules x size)
- 4GB DDR3 1066MHz:1 x 4 GB
- 8GB DDR3-1333MHz, ECC:4 x 2 GB
Component for
- 4GB DDR3 1066MHz:Laptop
- 8GB DDR3-1333MHz, ECC:PC/Server
Memory form factor
- 4GB DDR3 1066MHz:204-pin SO-DIMM
- 8GB DDR3-1333MHz, ECC:240-pin DIMM
Memory clock speed
- 4GB DDR3 1066MHz:1066 MHz
- 8GB DDR3-1333MHz, ECC:1333 MHz
Package type
- 4GB DDR3 1066MHz:SO-DIMM
- 8GB DDR3-1333MHz, ECC:DIMM

Differences highlightedShow differences only

Comparison of 4GB DDR3 1066MHz, 8GB DDR3-1333MHz, ECC
11 specifications	A Fujitsu 4GB DDR3 1066MHz View product	B Fujitsu 8GB DDR3-1333MHz, ECC View product
Features5 differ
Internal memoryDiffers	4 GB	8 GB
Memory layout (modules x size)Differs	1 x 4 GB	4 x 2 GB
Component forDiffers	Laptop	PC/Server
Memory form factorDiffers	204-pin SO-DIMM	240-pin DIMM
Memory clock speedDiffers	1066 MHz	1333 MHz
Memory typeKnown for one	PC3-8500	Unknown — not stated by the source
ECCKnown for one	Unknown — not stated by the source	Yes
Buffered memory typeKnown for one	Unknown — not stated by the source	Registered (buffered)
Packaging data1 differ
Package typeDiffers	SO-DIMM	DIMM
Other featuresidentical
Number of pinsKnown for one	204	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.