Product comparison · 2 memory modules

Acer 4GB FBD Upgrade kit (2x2GB) DDR2 667, ECC (G540-R520-R720-R920) vs Kingston Technology 4GB 667MHz DDR2 Non-ECC CL5 SODIMM

4specifications compared
1differ
3identical
5known for one product only

Key differences

ECC
- 4GB FBD Upgrade kit (2x2GB) DDR2 667, ECC (G540-R520-R720-R920):Yes
- 4GB 667MHz DDR2 Non-ECC CL5 SODIMM:No

Side by side

Differences highlightedShow differences only

Comparison of 4GB FBD Upgrade kit (2x2GB) DDR2 667, ECC (G540-R520-R720-R920), 4GB 667MHz DDR2 Non-ECC CL5 SODIMM
9 specifications	A Acer 4GB FBD Upgrade kit (2x2GB) DDR2 667, ECC (G540-R520-R720-R920)View product	B Kingston Technology 4GB 667MHz DDR2 Non-ECC CL5 SODIMM View product
Features1 differ
Memory layout (modules x size)Known for one	2 x 2 GB	Unknown — not stated by the source
ECCDiffers	Yes	No
Memory clock speedKnown for one	667 MHz	Unknown — not stated by the source
CAS latencyKnown for one	Unknown — not stated by the source	5
Memory voltageKnown for one	Unknown — not stated by the source	1.8 V
Other featuresidentical
Number of pinsKnown for one	240	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.

More memory module comparisons

All memory module comparisons