Product comparison · 2 memory modules

Kingston Technology 512 MB ( 2 x 256 MB ), DIMM 240-pin, DDR II, 400 MHz / PC2-3200, CL3, 1.8 V vs Kingston Technology 64MB 133MHz Non-ECC CL3 SODIMM

Key differences

Internal memory type
- 512 MB ( 2 x 256 MB ), DIMM 240-pin, DDR II, 400 MHz / PC2-3200, CL3, 1.8 V:DDR2
- 64MB 133MHz Non-ECC CL3 SODIMM:DRAM
Memory form factor
- 512 MB ( 2 x 256 MB ), DIMM 240-pin, DDR II, 400 MHz / PC2-3200, CL3, 1.8 V:240-pin DIMM
- 64MB 133MHz Non-ECC CL3 SODIMM:144-pin SO-DIMM
ECC
- 512 MB ( 2 x 256 MB ), DIMM 240-pin, DDR II, 400 MHz / PC2-3200, CL3, 1.8 V:Yes
- 64MB 133MHz Non-ECC CL3 SODIMM:No
Memory voltage
- 512 MB ( 2 x 256 MB ), DIMM 240-pin, DDR II, 400 MHz / PC2-3200, CL3, 1.8 V:1.8 V
- 64MB 133MHz Non-ECC CL3 SODIMM:3.3 V

Differences highlightedShow differences only

Comparison of 512 MB ( 2 x 256 MB ), DIMM 240-pin, DDR II, 400 MHz / PC2-3200, CL3, 1.8 V, 64MB 133MHz Non-ECC CL3 SODIMM
10 specifications	A Kingston Technology 512 MB ( 2 x 256 MB ), DIMM 240-pin, DDR II, 400 MHz / PC2-3200, CL3, 1.8 V View product	B Kingston Technology 64MB 133MHz Non-ECC CL3 SODIMM View product
Features4 differ
Internal memory typeDiffers	DDR2	DRAM
Memory form factorDiffers	240-pin DIMM	144-pin SO-DIMM
ECCDiffers	Yes	No
CAS latency	3	3
Memory busKnown for one	Unknown — not stated by the source	64 bit
Check widthKnown for one	Unknown — not stated by the source	16 bit
Memory voltageDiffers	1.8 V	3.3 V
Lead plating	Gold	Gold
Internal memory access speedKnown for one	Unknown — not stated by the source	7.5 ns
Internal memoryKnown for one	0.5 GB	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.