Product comparison · 2 memory modules

Kingston Technology 1GB 400MHz DDR Non-ECC CL3 (3-3-3) SODIMM vs Kingston Technology 1GB DDR2-667

Key differences

Internal memory type
- 1GB 400MHz DDR Non-ECC CL3 (3-3-3) SODIMM:DDR
- 1GB DDR2-667:DDR2
Memory form factor
- 1GB 400MHz DDR Non-ECC CL3 (3-3-3) SODIMM:200-pin SO-DIMM
- 1GB DDR2-667:240-pin DIMM
CAS latency
- 1GB 400MHz DDR Non-ECC CL3 (3-3-3) SODIMM:3
- 1GB DDR2-667:5
Memory voltage
- 1GB 400MHz DDR Non-ECC CL3 (3-3-3) SODIMM:2.6 V
- 1GB DDR2-667:1.8 V
Memory type
- 1GB 400MHz DDR Non-ECC CL3 (3-3-3) SODIMM:DDR
- 1GB DDR2-667:DDR2
Width
- 1GB 400MHz DDR Non-ECC CL3 (3-3-3) SODIMM:67 mm
- 1GB DDR2-667:133.3 mm

Differences highlightedShow differences only

Comparison of 1GB 400MHz DDR Non-ECC CL3 (3-3-3) SODIMM, 1GB DDR2-667
23 specifications	A Kingston Technology 1GB 400MHz DDR Non-ECC CL3 (3-3-3) SODIMM View product	B Kingston Technology 1GB DDR2-667 View product
Features5 differ
Internal memory	1 GB	1 GB
Memory layout (modules x size)	1 x 1 GB	1 x 1 GB
Internal memory typeDiffers	DDR	DDR2
Memory form factorDiffers	200-pin SO-DIMM	240-pin DIMM
CAS latencyDiffers	3	5
Memory bus	64 bit	64 bit
Buffered memory type	Unregistered (unbuffered)	Unregistered (unbuffered)
Memory voltageDiffers	2.6 V	1.8 V
Module configurationKnown for one	Unknown — not stated by the source	128M X 64
Memory typeDiffers	DDR	DDR2
ECCKnown for one	No	Unknown — not stated by the source
Check widthKnown for one	8 bit	Unknown — not stated by the source
Lead platingKnown for one	Gold	Unknown — not stated by the source
Weight & dimensions1 differ
WidthDiffers	67 mm	133.3 mm
DepthKnown for one	3 mm	Unknown — not stated by the source
HeightKnown for one	32 mm	Unknown — not stated by the source
Other featuresidentical
CompatibilityKnown for one	Unknown — not stated by the source	311-5049 (DELL); A0534020 (DELL); A0735470 (DELL); A0913211 (DELL)
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	240-pin DIMM
Internal memoryKnown for one	Unknown — not stated by the source	1024 MB
Memory layoutKnown for one	Unknown — not stated by the source	1 x 1024 MB
Mac compatibilityKnown for one	No	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.