Product comparison · 2 memory modules

Kingston Technology 4GB 800MHz DDR2 ECC CL5 DIMM (Kit of 2) vs Lenovo 2GB DDR3 SDRAM

Key differences

Internal memory
- 4GB 800MHz DDR2 ECC CL5 DIMM (Kit of 2):4 GB
- 2GB DDR3 SDRAM:2 GB
Internal memory type
- 4GB 800MHz DDR2 ECC CL5 DIMM (Kit of 2):DDR2
- 2GB DDR3 SDRAM:DDR3
Memory type
- 4GB 800MHz DDR2 ECC CL5 DIMM (Kit of 2):DDR2
- 2GB DDR3 SDRAM:DDR3 SDRAM

Differences highlightedShow differences only

Comparison of 4GB 800MHz DDR2 ECC CL5 DIMM (Kit of 2), 2GB DDR3 SDRAM
17 specifications	A Kingston Technology 4GB 800MHz DDR2 ECC CL5 DIMM (Kit of 2)View product	B Lenovo 2GB DDR3 SDRAM View product
Features3 differ
Internal memoryDiffers	4 GB	2 GB
Memory layout (modules x size)Known for one	2 x 2 GB	Unknown — not stated by the source
Internal memory typeDiffers	DDR2	DDR3
Memory form factor	240-pin DIMM	240-pin DIMM
ECC	Yes	Yes
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	Unregistered (unbuffered)	Unknown — not stated by the source
Memory voltageKnown for one	1.8 V	Unknown — not stated by the source
Module configurationKnown for one	256M X 72	Unknown — not stated by the source
Memory typeDiffers	DDR2	DDR3 SDRAM
Lead platingKnown for one	Unknown — not stated by the source	Gold
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	134 mm
DepthKnown for one	Unknown — not stated by the source	30 mm
HeightKnown for one	Unknown — not stated by the source	8 mm
Other featuresidentical
Number of pinsKnown for one	Unknown — not stated by the source	240
Memory technologyKnown for one	Unknown — not stated by the source	PC3-8500

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.