Product comparison · 2 memory modules

Kingston Technology 2GB 533MHz DDR2 Non-ECC CL4 SODIMM vs Kingston Technology 4 GB ( 2 x 2 GB ), DIMM 240-pin, SDRAM-DDR2, 667 MHz, CL5,1.8 V, 256M X 72,

Key differences

Internal memory
- 2GB 533MHz DDR2 Non-ECC CL4 SODIMM:2 GB
- 4 GB ( 2 x 2 GB ), DIMM 240-pin, SDRAM-DDR2, 667 MHz, CL5,1.8 V, 256M X 72,:4 GB
Memory form factor
- 2GB 533MHz DDR2 Non-ECC CL4 SODIMM:200-pin SO-DIMM
- 4 GB ( 2 x 2 GB ), DIMM 240-pin, SDRAM-DDR2, 667 MHz, CL5,1.8 V, 256M X 72,:240-pin DIMM
ECC
- 2GB 533MHz DDR2 Non-ECC CL4 SODIMM:No
- 4 GB ( 2 x 2 GB ), DIMM 240-pin, SDRAM-DDR2, 667 MHz, CL5,1.8 V, 256M X 72,:Yes
CAS latency
- 2GB 533MHz DDR2 Non-ECC CL4 SODIMM:4
- 4 GB ( 2 x 2 GB ), DIMM 240-pin, SDRAM-DDR2, 667 MHz, CL5,1.8 V, 256M X 72,:5

Differences highlightedShow differences only

Comparison of 2GB 533MHz DDR2 Non-ECC CL4 SODIMM, 4 GB ( 2 x 2 GB ), DIMM 240-pin, SDRAM-DDR2, 667 MHz, CL5,1.8 V, 256M X 72,
14 specifications	A Kingston Technology 2GB 533MHz DDR2 Non-ECC CL4 SODIMM View product	B Kingston Technology 4 GB ( 2 x 2 GB ), DIMM 240-pin, SDRAM-DDR2, 667 MHz, CL5,1.8 V, 256M X 72,View product
Features4 differ
Internal memoryDiffers	2 GB	4 GB
Memory layout (modules x size)Known for one	1 x 2 GB	Unknown — not stated by the source
Internal memory type	DDR2	DDR2
Memory form factorDiffers	200-pin SO-DIMM	240-pin DIMM
ECCDiffers	No	Yes
CAS latencyDiffers	4	5
Memory busKnown for one	64 bit	Unknown — not stated by the source
Buffered memory typeKnown for one	Unregistered (unbuffered)	Unknown — not stated by the source
Memory voltage	1.8 V	1.8 V
Module configurationKnown for one	256M X 64	Unknown — not stated by the source
Memory typeKnown for one	DDR2	Unknown — not stated by the source
Lead platingKnown for one	Unknown — not stated by the source	Gold
Other featuresidentical
Bus clock rateKnown for one	533 MHz	Unknown — not stated by the source
Form factorKnown for one	200-pin SODIMM	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.