Product comparison · 2 memory modules

Samsung 2GB DDR3 1066MHz Unbuffered SODIMM vs Samsung DDR2 2GB PC800

Key differences

Memory layout (modules x size)
- 2GB DDR3 1066MHz Unbuffered SODIMM:1 x 2 GB
- DDR2 2GB PC800:2 x 1 GB
Internal memory type
- 2GB DDR3 1066MHz Unbuffered SODIMM:DDR3
- DDR2 2GB PC800:DDR2
Memory form factor
- 2GB DDR3 1066MHz Unbuffered SODIMM:204-pin SO-DIMM
- DDR2 2GB PC800:240-pin DIMM
Memory clock speed
- 2GB DDR3 1066MHz Unbuffered SODIMM:1066 MHz
- DDR2 2GB PC800:800 MHz
Memory voltage
- 2GB DDR3 1066MHz Unbuffered SODIMM:1.5 V
- DDR2 2GB PC800:1.8 V

Differences highlightedShow differences only

Comparison of 2GB DDR3 1066MHz Unbuffered SODIMM, DDR2 2GB PC800
12 specifications	A Samsung 2GB DDR3 1066MHz Unbuffered SODIMM View product	B Samsung DDR2 2GB PC800 View product
Features5 differ
Memory layout (modules x size)Differs	1 x 2 GB	2 x 1 GB
Internal memory typeDiffers	DDR3	DDR2
Component forKnown for one	Laptop	Unknown — not stated by the source
Memory form factorDiffers	204-pin SO-DIMM	240-pin DIMM
CAS latencyKnown for one	7	Unknown — not stated by the source
Memory clock speedDiffers	1066 MHz	800 MHz
Buffered memory typeKnown for one	Unregistered (unbuffered)	Unknown — not stated by the source
Memory voltageDiffers	1.5 V	1.8 V
Packaging dataidentical
Package typeKnown for one	SO-DIMM	Unknown — not stated by the source
Other featuresidentical
Chips organisationKnown for one	256Mx64	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.