Product comparison · 2 memory modules

Kingston Technology 4GB DDR2 DIMM vs Lenovo Memory 1GB PC5300 CL5 DDR2 SDRAM UDIMM

7specifications compared
3differ
4identical
19known for one product only

Key differences

Internal memory
- 4GB DDR2 DIMM:4 GB
- Memory 1GB PC5300 CL5 DDR2 SDRAM UDIMM:1 GB
CAS latency
- 4GB DDR2 DIMM:3
- Memory 1GB PC5300 CL5 DDR2 SDRAM UDIMM:5
Memory type
- 4GB DDR2 DIMM:DDR2
- Memory 1GB PC5300 CL5 DDR2 SDRAM UDIMM:DDR2 SDRAM

Side by side

Differences highlightedShow differences only

Comparison of 4GB DDR2 DIMM, Memory 1GB PC5300 CL5 DDR2 SDRAM UDIMM
26 specifications	A Kingston Technology 4GB DDR2 DIMM View product	B Lenovo Memory 1GB PC5300 CL5 DDR2 SDRAM UDIMM View product
Features3 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
Internal memory type	DDR2	DDR2
Component forKnown for one	PC/Server	Unknown — not stated by the source
Memory form factor	240-pin DIMM	240-pin DIMM
ECC	Yes	Yes
CAS latencyDiffers	3	5
Memory busKnown for one	72 bit	Unknown — not stated by the source
Check widthKnown for one	4 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
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	DDR2 SDRAM
Lead plating	Gold	Gold
Memory clock speedKnown for one	Unknown — not stated by the source	667 MHz
Other featuresidentical
Chips organisationKnown for one	X4	Unknown — not stated by the source
Bus clock rateKnown for one	400 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
Supported data transfer ratesKnown for one	Unknown — not stated by the source	5300 MB/sec
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	133.4 mm
DepthKnown for one	Unknown — not stated by the source	30 mm
HeightKnown for one	Unknown — not stated by the source	2.7 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.

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