Product comparison · 2 memory modules

Kingston Technology 4GB, 667MHz, DDR2, ECC Fully Buffered, CL5 DIMM (Kit of 4) Single Rank, x8 vs Samsung 2GB, DDR II SDRAM, 800MHz, soDIMM

Key differences

Internal memory
- 4GB, 667MHz, DDR2, ECC Fully Buffered, CL5 DIMM (Kit of 4) Single Rank, x8:4 GB
- 2GB, DDR II SDRAM, 800MHz, soDIMM:2 GB
Memory form factor
- 4GB, 667MHz, DDR2, ECC Fully Buffered, CL5 DIMM (Kit of 4) Single Rank, x8:240-pin DIMM
- 2GB, DDR II SDRAM, 800MHz, soDIMM:200-pin SO-DIMM
ECC
- 4GB, 667MHz, DDR2, ECC Fully Buffered, CL5 DIMM (Kit of 4) Single Rank, x8:Yes
- 2GB, DDR II SDRAM, 800MHz, soDIMM:No

Differences highlightedShow differences only

Comparison of 4GB, 667MHz, DDR2, ECC Fully Buffered, CL5 DIMM (Kit of 4) Single Rank, x8, 2GB, DDR II SDRAM, 800MHz, soDIMM
21 specifications	A Kingston Technology 4GB, 667MHz, DDR2, ECC Fully Buffered, CL5 DIMM (Kit of 4) Single Rank, x8 View product	B Samsung 2GB, DDR II SDRAM, 800MHz, soDIMM View product
Features3 differ
Internal memoryDiffers	4 GB	2 GB
Memory layout (modules x size)Known for one	4 x 1 GB	Unknown — not stated by the source
Memory form factorDiffers	240-pin DIMM	200-pin SO-DIMM
ECCDiffers	Yes	No
CAS latencyKnown for one	5	Unknown — not stated by the source
Memory busKnown for one	72 bit	Unknown — not stated by the source
Buffered memory typeKnown for one	Registered (buffered)	Unknown — not stated by the source
Memory rankingKnown for one	1	Unknown — not stated by the source
Module configurationKnown for one	128M X 72	Unknown — not stated by the source
Memory typeKnown for one	DDR2	Unknown — not stated by the source
Lead platingKnown for one	Gold	Unknown — not stated by the source
Memory clock speedKnown for one	Unknown — not stated by the source	800 MHz
Other featuresidentical
Chips organisationKnown for one	X8	Unknown — not stated by the source
Bus clock rateKnown for one	667 MHz	Unknown — not stated by the source
Error indicationKnown for one	ECC	Unknown — not stated by the source
Form factorKnown for one	240-pin DIMM	Unknown — not stated by the source
Internal memoryKnown for one	4096 MB	Unknown — not stated by the source
Memory layoutKnown for one	4 x 1024 MB	Unknown — not stated by the source
Number of pinsKnown for one	Unknown — not stated by the source	200

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.