Product comparison · 2 memory modules

Lenovo 43R2021 Notebook Memory vs Lenovo 8GB (2x4GB) Memory Kit

4specifications compared
2differ
2identical
6known for one product only

Key differences

Internal memory
- 43R2021 Notebook Memory:2 GB
- 8GB (2x4GB) Memory Kit:8 GB
Memory form factor
- 43R2021 Notebook Memory:200-pin SO-DIMM
- 8GB (2x4GB) Memory Kit:240-pin DIMM

Side by side

Differences highlightedShow differences only

Comparison of 43R2021 Notebook Memory, 8GB (2x4GB) Memory Kit
10 specifications	A Lenovo 43R2021 Notebook Memory View product	B Lenovo 8GB (2x4GB) Memory Kit View product
Features2 differ
Internal memoryDiffers	2 GB	8 GB
Memory layout (modules x size)Known for one	Unknown — not stated by the source	2 x 4 GB
Internal memory type	DDR2	DDR2
Memory form factorDiffers	200-pin SO-DIMM	240-pin DIMM
ECCKnown for one	Unknown — not stated by the source	Yes
CAS latencyKnown for one	Unknown — not stated by the source	5
Memory clock speed	667 MHz	667 MHz
Other featuresidentical
Number of pinsKnown for one	Unknown — not stated by the source	240
Data transfer rateKnown for one	5300 Mbit/s	Unknown — not stated by the source
Compatible operating systemsKnown for one	Windows Vista Business/Vista Home Premium	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.

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