Product comparison · 2 memory modules

Kingston Technology 2GB, DDR3, 1066MHz, DIMM vs Kingston Technology 4GB, DDR2, 800MHz, Kit

Key differences

Internal memory
- 2GB, DDR3, 1066MHz, DIMM:2 GB
- 4GB, DDR2, 800MHz, Kit:4 GB
Memory layout (modules x size)
- 2GB, DDR3, 1066MHz, DIMM:1 x 2 GB
- 4GB, DDR2, 800MHz, Kit:2 x 2 GB
Internal memory type
- 2GB, DDR3, 1066MHz, DIMM:DDR3
- 4GB, DDR2, 800MHz, Kit:DDR2
Memory bus
- 2GB, DDR3, 1066MHz, DIMM:64 bit
- 4GB, DDR2, 800MHz, Kit:72 bit
Buffered memory type
- 2GB, DDR3, 1066MHz, DIMM:Unregistered (unbuffered)
- 4GB, DDR2, 800MHz, Kit:Registered (buffered)
Memory type
- 2GB, DDR3, 1066MHz, DIMM:DDR3
- 4GB, DDR2, 800MHz, Kit:DDR2

Differences highlightedShow differences only

Comparison of 2GB, DDR3, 1066MHz, DIMM, 4GB, DDR2, 800MHz, Kit
11 specifications	A Kingston Technology 2GB, DDR3, 1066MHz, DIMM View product	B Kingston Technology 4GB, DDR2, 800MHz, Kit View product
Features6 differ
Internal memoryDiffers	2 GB	4 GB
Memory layout (modules x size)Differs	1 x 2 GB	2 x 2 GB
Internal memory typeDiffers	DDR3	DDR2
CAS latencyKnown for one	7	Unknown — not stated by the source
Memory busDiffers	64 bit	72 bit
Buffered memory typeDiffers	Unregistered (unbuffered)	Registered (buffered)
Module configurationKnown for one	256M X 64	Unknown — not stated by the source
Memory typeDiffers	DDR3	DDR2
Other featuresidentical
Chips organisationKnown for one	Unknown — not stated by the source	X4

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.