Lenovo 2GB DDR3 PC3-8500 SC Kit vs Lenovo 4GB DDR3 PC3-8500 SC Kit

Comparison of 2GB DDR3 PC3-8500 SC Kit, 4GB DDR3 PC3-8500 SC Kit

10 specifications	A Lenovo 2GB DDR3 PC3-8500 SC KitView product	B Lenovo 4GB DDR3 PC3-8500 SC KitView product
Features1 differ
Internal memoryDiffers	2 GB	4 GB
Internal memory type	DDR3	DDR3
Memory form factor	240-pin DIMM	240-pin DIMM
ECC	Yes	Yes
Memory clock speed	1066 MHz	1066 MHz
Memory bus	8 bit	8 bit
Memory voltage	1.5 V	1.5 V
Weight & dimensionsidentical
Width	134 mm	134 mm
Depth	30 mm	30 mm
Height	8 mm	8 mm

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.