Kingston Technology 4GB Dual Rank vs Kingston Technology 8GB DDR2 DIMM

Comparison of 4GB Dual Rank, 8GB DDR2 DIMM

21 specifications	A Kingston Technology 4GB Dual RankView product	B Kingston Technology 8GB DDR2 DIMMView product
Features2 differ
Internal memoryDiffers	4 GB	8 GB
Memory layout (modules x size)Differs	1 x 4 GB	2 x 4 GB
Internal memory type	DDR2	DDR2
Component forKnown for one	—Unknown — not stated by the source	PC/Server
Memory form factor	240-pin DIMM	240-pin DIMM
ECCKnown for one	—Unknown — not stated by the source	Yes
CAS latencyKnown for one	—Unknown — not stated by the source	3
Memory bus	72 bit	72 bit
Check widthKnown for one	—Unknown — not stated by the source	4 bit
Buffered memory type	Registered (buffered)	Registered (buffered)
Memory rankingKnown for one	—Unknown — not stated by the source	2
Memory voltageKnown for one	—Unknown — not stated by the source	1.8 V
Module configuration	512M X 72	512M X 72
Memory type	DDR2	DDR2
Lead plating	Gold	Gold
Other featuresidentical
Bus clock rateKnown for one	—Unknown — not stated by the source	400 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	8192 MB
Memory layoutKnown for one	—Unknown — not stated by the source	2 x 4096 MB
Chips organisationKnown for one	X4	—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.