Product comparison · 2 memory modules

Kingston Technology 256MB, 133MHz, Non-ECC, CL3 DIMM, SDRAM, 3.3V vs Kingston Technology 2GB 667MHz DDR2 Non-ECC CL5 SODIMM (Kit of 2)

Key differences

Internal memory
- 256MB, 133MHz, Non-ECC, CL3 DIMM, SDRAM, 3.3V:0.25 GB
- 2GB 667MHz DDR2 Non-ECC CL5 SODIMM (Kit of 2):2 GB
Memory form factor
- 256MB, 133MHz, Non-ECC, CL3 DIMM, SDRAM, 3.3V:168-pin DIMM
- 2GB 667MHz DDR2 Non-ECC CL5 SODIMM (Kit of 2):200-pin SO-DIMM
CAS latency
- 256MB, 133MHz, Non-ECC, CL3 DIMM, SDRAM, 3.3V:3
- 2GB 667MHz DDR2 Non-ECC CL5 SODIMM (Kit of 2):5
Memory voltage
- 256MB, 133MHz, Non-ECC, CL3 DIMM, SDRAM, 3.3V:3.3 V
- 2GB 667MHz DDR2 Non-ECC CL5 SODIMM (Kit of 2):1.8 V

Differences highlightedShow differences only

Comparison of 256MB, 133MHz, Non-ECC, CL3 DIMM, SDRAM, 3.3V, 2GB 667MHz DDR2 Non-ECC CL5 SODIMM (Kit of 2)
17 specifications	A Kingston Technology 256MB, 133MHz, Non-ECC, CL3 DIMM, SDRAM, 3.3V View product	B Kingston Technology 2GB 667MHz DDR2 Non-ECC CL5 SODIMM (Kit of 2)View product
Features4 differ
Internal memoryDiffers	0.25 GB	2 GB
Memory layout (modules x size)Known for one	Unknown — not stated by the source	2 x 1 GB
Internal memory typeKnown for one	Unknown — not stated by the source	DDR2
Memory form factorDiffers	168-pin DIMM	200-pin SO-DIMM
ECC	No	No
CAS latencyDiffers	3	5
Memory busKnown for one	Unknown — not stated by the source	64 bit
Buffered memory typeKnown for one	Unknown — not stated by the source	Unregistered (unbuffered)
Memory voltageDiffers	3.3 V	1.8 V
Module configurationKnown for one	Unknown — not stated by the source	128M X 64
Memory typeKnown for one	Unknown — not stated by the source	DDR2
Lead platingKnown for one	Gold	Unknown — not stated by the source
Other featuresidentical
Bus clock rateKnown for one	Unknown — not stated by the source	667 MHz
Error indicationKnown for one	Unknown — not stated by the source	No
Form factorKnown for one	Unknown — not stated by the source	200-pin SODIMM
Internal memoryKnown for one	Unknown — not stated by the source	2048 MB
Memory layoutKnown for one	Unknown — not stated by the source	2 x 1024 MB

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.