Product comparison · 2 memory modules

Lenovo 30R5121 memory module vs Lenovo 55Y3709 memory module

5specifications compared
5differ
0identical
8known for one product only

Key differences

Internal memory
- 30R5121 memory module:0.5 GB
- 55Y3709 memory module:1 GB
Internal memory type
- 30R5121 memory module:DDR2
- 55Y3709 memory module:DDR3
Memory form factor
- 30R5121 memory module:240-pin DIMM
- 55Y3709 memory module:204-pin SO-DIMM
ECC
- 30R5121 memory module:No
- 55Y3709 memory module:Yes
Memory clock speed
- 30R5121 memory module:533 MHz
- 55Y3709 memory module:1333 MHz

Side by side

Differences highlightedShow differences only

Comparison of 30R5121, 55Y3709
13 specifications	A Lenovo 30R5121 memory module Model 30R5121 View product	B Lenovo 55Y3709 memory module Model 55Y3709 View product
Features5 differ
Internal memoryDiffers	0.5 GB	1 GB
Internal memory typeDiffers	DDR2	DDR3
Component forKnown for one	Unknown — not stated by the source	Laptop
Memory form factorDiffers	240-pin DIMM	204-pin SO-DIMM
ECCDiffers	No	Yes
CAS latencyKnown for one	Unknown — not stated by the source	9
Memory clock speedDiffers	533 MHz	1333 MHz
Memory typeKnown for one	Unknown — not stated by the source	DDR3
Memory layout (modules x size)Known for one	1 x 0.5 GB	Unknown — not stated by the source
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	68 mm
DepthKnown for one	Unknown — not stated by the source	32 mm
HeightKnown for one	Unknown — not stated by the source	4 mm
WeightKnown for one	Unknown — not stated by the source	20 g

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.

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