Product comparison · 2 memory modules

Kingston Technology ValueRam 128MB 333MHz SODIMM vs Kingston Technology ValueRAM 2x 512MB 400MHz DDR2

Key differences

Internal memory type
- ValueRam 128MB 333MHz SODIMM:DDR
- ValueRAM 2x 512MB 400MHz DDR2:DDR2
Memory form factor
- ValueRam 128MB 333MHz SODIMM:200-pin SO-DIMM
- ValueRAM 2x 512MB 400MHz DDR2:240-pin DIMM
ECC
- ValueRam 128MB 333MHz SODIMM:No
- ValueRAM 2x 512MB 400MHz DDR2:Yes
CAS latency
- ValueRam 128MB 333MHz SODIMM:2.5
- ValueRAM 2x 512MB 400MHz DDR2:3
Memory bus
- ValueRam 128MB 333MHz SODIMM:64 bit
- ValueRAM 2x 512MB 400MHz DDR2:72 bit
Check width
- ValueRam 128MB 333MHz SODIMM:16 bit
- ValueRAM 2x 512MB 400MHz DDR2:4 bit
Width
- ValueRam 128MB 333MHz SODIMM:67 mm
- ValueRAM 2x 512MB 400MHz DDR2:133 mm
Depth
- ValueRam 128MB 333MHz SODIMM:3 mm
- ValueRAM 2x 512MB 400MHz DDR2:4 mm

Differences highlightedShow differences only

Comparison of ValueRam 128MB 333MHz SODIMM, ValueRAM 2x 512MB 400MHz DDR2
12 specifications	A Kingston Technology ValueRam 128MB 333MHz SODIMM View product	B Kingston Technology ValueRAM 2x 512MB 400MHz DDR2 View product
Features6 differ
Internal memory typeDiffers	DDR	DDR2
Memory form factorDiffers	200-pin SO-DIMM	240-pin DIMM
ECCDiffers	No	Yes
CAS latencyDiffers	2.5	3
Memory busDiffers	64 bit	72 bit
Check widthDiffers	16 bit	4 bit
Memory voltageKnown for one	2.5 V	Unknown — not stated by the source
Internal memoryKnown for one	Unknown — not stated by the source	0.5 GB
Weight & dimensions3 differ
WidthDiffers	67 mm	133 mm
DepthDiffers	3 mm	4 mm
HeightDiffers	32 mm	30 mm
Other featuresidentical
Mac compatibility	No	No

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.