Product comparison · 2 memory modules

Kingston Technology 4 GB DDR2 SDRAM Memory Module vs Samsung 1GB, DDR II SDRAM, 533MHz

Key differences

Internal memory
- 4 GB DDR2 SDRAM Memory Module:4 GB
- 1GB, DDR II SDRAM, 533MHz:1 GB
Memory voltage
- 4 GB DDR2 SDRAM Memory Module:1.8 V
- 1GB, DDR II SDRAM, 533MHz:1.5 V

Differences highlightedShow differences only

Comparison of 4 GB DDR2 SDRAM Memory Module, 1GB, DDR II SDRAM, 533MHz
20 specifications	A Kingston Technology 4 GB DDR2 SDRAM Memory Module View product	B Samsung 1GB, DDR II SDRAM, 533MHz View product
Features2 differ
Internal memoryDiffers	4 GB	1 GB
Memory layout (modules x size)Known for one	2 x 2 GB	Unknown — not stated by the source
ECCKnown for one	Yes	Unknown — not stated by the source
CAS latencyKnown for one	6	Unknown — not stated by the source
Memory busKnown for one	72 bit	Unknown — not stated by the source
Buffered memory typeKnown for one	Unregistered (unbuffered)	Unknown — not stated by the source
Memory voltageDiffers	1.8 V	1.5 V
Module configurationKnown for one	256M X 72	Unknown — not stated by the source
Memory typeKnown for one	DDR2	Unknown — not stated by the source
Memory clock speedKnown for one	Unknown — not stated by the source	533 MHz
Other featuresidentical
Special featuresKnown for one	Unbuffered	Unknown — not stated by the source
CompatibilityKnown for one	46C7427 (IBM); 46C7429 (IBM); 40W3167 (IBM)	Unknown — not stated by the source
Bus clock rateKnown for one	800 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	2 x 2048 MB	Unknown — not stated by the source
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.