Product comparison · 2 memory modules

Kingston Technology 4GB 667MHz DDR2 Non-ECC CL5 DIMM vs Kingston Technology 8GB DDR2-667 Low Power Kit

Key differences

Internal memory
- 4GB 667MHz DDR2 Non-ECC CL5 DIMM:4 GB
- 8GB DDR2-667 Low Power Kit:8 GB
Internal memory type
- 4GB 667MHz DDR2 Non-ECC CL5 DIMM:DDR2
- 8GB DDR2-667 Low Power Kit:DRAM

Differences highlightedShow differences only

Comparison of 4GB 667MHz DDR2 Non-ECC CL5 DIMM, 8GB DDR2-667 Low Power Kit
20 specifications	A Kingston Technology 4GB 667MHz DDR2 Non-ECC CL5 DIMM View product	B Kingston Technology 8GB DDR2-667 Low Power Kit View product
Features2 differ
Internal memoryDiffers	4 GB	8 GB
Memory layout (modules x size)Known for one	Unknown — not stated by the source	2 x 4 GB
Internal memory typeDiffers	DDR2	DRAM
Memory form factor	240-pin DIMM	240-pin DIMM
CAS latency	5	5
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 rankingKnown for one	Unknown — not stated by the source	4
Memory voltage	1.8 V	1.8 V
Module configurationKnown for one	Unknown — not stated by the source	512M X 72
Memory typeKnown for one	Unknown — not stated by the source	DDR2
Lead platingKnown for one	Unknown — not stated by the source	Gold
ECCKnown for one	No	Unknown — not stated by the source
Other featuresidentical
Chips organisationKnown for one	Unknown — not stated by the source	X8
CompatibilityKnown for one	Unknown — not stated by the source	40V6419 (IBM)
Bus clock rateKnown for one	Unknown — not stated by the source	667 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

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.