HP 256MB memory module vs Lenovo 512MB PC2700 DDR Memory for ThinkCentre

Comparison of 256MB, 512MB PC2700 DDR Memory for ThinkCentre

17 specifications	A HP 256MB memory module Model 256MB View product	B Lenovo 512MB PC2700 DDR Memory for ThinkCentreView product
Features1 differ
Internal memoryDiffers	0.25 GB	0.5 GB
Internal memory type	DDR	DDR
Memory form factor	184-pin DIMM	184-pin DIMM
ECCKnown for one	—Unknown — not stated by the source	Yes
CAS latencyKnown for one	—Unknown — not stated by the source	2.5
Memory clock speedKnown for one	—Unknown — not stated by the source	333 MHz
Lead platingKnown for one	—Unknown — not stated by the source	Gold
Memory layout (modules x size)Known for one	1 x 0.25 GB	—Unknown — not stated by the source
Component forKnown for one	PC/Server	—Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one	—Unknown — not stated by the source	0 - 65 °C
Weight & dimensionsidentical
WidthKnown for one	—Unknown — not stated by the source	133.4 mm
DepthKnown for one	—Unknown — not stated by the source	35.7 mm
HeightKnown for one	—Unknown — not stated by the source	3.8 mm
WeightKnown for one	—Unknown — not stated by the source	18 g
Other featuresidentical
Data transfer rateKnown for one	—Unknown — not stated by the source	2.700 Mbit/s
Relative humidityKnown for one	—Unknown — not stated by the source	10 - 90%
Supported data transfer ratesKnown for one	400MHz	—Unknown — not stated by the source

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.