Product comparison · 2 memory modules

Kingston Technology 1GB 400MHz DDR2 Non-ECC CL3 SODIMM vs Kingston Technology 2GB DDR2 DIMM

Key differences

Internal memory
- 1GB 400MHz DDR2 Non-ECC CL3 SODIMM:1 GB
- 2GB DDR2 DIMM:2 GB
Memory layout (modules x size)
- 1GB 400MHz DDR2 Non-ECC CL3 SODIMM:1 x 1 GB
- 2GB DDR2 DIMM:2 x 1 GB
Memory form factor
- 1GB 400MHz DDR2 Non-ECC CL3 SODIMM:200-pin SO-DIMM
- 2GB DDR2 DIMM:240-pin DIMM
CAS latency
- 1GB 400MHz DDR2 Non-ECC CL3 SODIMM:3
- 2GB DDR2 DIMM:4
Bus clock rate
- 1GB 400MHz DDR2 Non-ECC CL3 SODIMM:400 MHz
- 2GB DDR2 DIMM:533 MHz
Form factor
- 1GB 400MHz DDR2 Non-ECC CL3 SODIMM:200-pin SODIMM
- 2GB DDR2 DIMM:240-pin DIMM

Differences highlightedShow differences only

Comparison of 1GB 400MHz DDR2 Non-ECC CL3 SODIMM, 2GB DDR2 DIMM
15 specifications	A Kingston Technology 1GB 400MHz DDR2 Non-ECC CL3 SODIMM View product	B Kingston Technology 2GB DDR2 DIMM View product
Features4 differ
Internal memoryDiffers	1 GB	2 GB
Memory layout (modules x size)Differs	1 x 1 GB	2 x 1 GB
Internal memory type	DDR2	DDR2
Memory form factorDiffers	200-pin SO-DIMM	240-pin DIMM
ECC	No	No
CAS latencyDiffers	3	4
Memory bus	64 bit	64 bit
Check width	8 bit	8 bit
Buffered memory type	Unregistered (unbuffered)	Unregistered (unbuffered)
Memory voltage	1.8 V	1.8 V
Module configuration	128M X 64	128M X 64
Memory type	DDR2	DDR2
Lead plating	Gold	Gold
Other features2 differ
Bus clock rateDiffers	400 MHz	533 MHz
Form factorDiffers	200-pin SODIMM	240-pin DIMM

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