Product comparison · 2 memory modules

Kingston Technology 4GB DDR2-667MHz vs Kingston Technology 4GB DDR3 1333MHz Module

Key differences

Memory layout (modules x size)
- 4GB DDR2-667MHz:2 x 2 GB
- 4GB DDR3 1333MHz Module:1 x 4 GB
Internal memory type
- 4GB DDR2-667MHz:DDR2
- 4GB DDR3 1333MHz Module:DDR3
ECC
- 4GB DDR2-667MHz:No
- 4GB DDR3 1333MHz Module:Yes
Memory ranking
- 4GB DDR2-667MHz:2
- 4GB DDR3 1333MHz Module:1

Differences highlightedShow differences only

Comparison of 4GB DDR2-667MHz, 4GB DDR3 1333MHz Module
22 specifications	A Kingston Technology 4GB DDR2-667MHz View product	B Kingston Technology 4GB DDR3 1333MHz Module View product
Features4 differ
Memory layout (modules x size)Differs	2 x 2 GB	1 x 4 GB
Internal memory typeDiffers	DDR2	DDR3
Component forKnown for one	Unknown — not stated by the source	PC/Server
ECCDiffers	No	Yes
CAS latencyKnown for one	Unknown — not stated by the source	9
Memory busKnown for one	Unknown — not stated by the source	72 bit
Buffered memory typeKnown for one	Unknown — not stated by the source	Registered (buffered)
Memory rankingDiffers	2	1
Memory voltageKnown for one	Unknown — not stated by the source	1.5 V
Module configurationKnown for one	Unknown — not stated by the source	512M x 72
Memory typeKnown for one	Unknown — not stated by the source	PC-10600
Lead platingKnown for one	Unknown — not stated by the source	Gold
Packaging dataidentical
Package typeKnown for one	Unknown — not stated by the source	DIMM
Other featuresidentical
Chips organisationKnown for one	Unknown — not stated by the source	X4
Bus clock rateKnown for one	Unknown — not stated by the source	1333 MHz
Error indicationKnown for one	Unknown — not stated by the source	ECC
Form factorKnown for one	Unknown — not stated by the source	240-pin DIMM
Internal memoryKnown for one	Unknown — not stated by the source	4096 MB
Memory layoutKnown for one	Unknown — not stated by the source	1 x 4096 MB
Number of pinsKnown for one	Unknown — not stated by the source	240

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.