Product comparison · 2 memory modules

HyperX 4GB(2 x 2GB), PC2-6400, DDR2, DIMM 240-pin, 256M X 64, Non-ECC vs Kingston Technology 1GB DDR2-667 ECC DIMM

6specifications compared
3differ
3identical
11known for one product only

Key differences

The HyperX 4GB(2 x 2GB), PC2-6400, DDR2, DIMM 240-pin, 256M X 64, Non-ECC has 3 GB more internal memory than the Kingston Technology 1GB DDR2-667 ECC DIMM (4 GB vs 1 GB). The Kingston Technology 1GB DDR2-667 ECC DIMM has 8 bit more memory bus than the HyperX 4GB(2 x 2GB), PC2-6400, DDR2, DIMM 240-pin, 256M X 64, Non-ECC (72 bit vs 64 bit). Only the Kingston Technology 1GB DDR2-667 ECC DIMM has ECC.

Internal memory
- 4GB(2 x 2GB), PC2-6400, DDR2, DIMM 240-pin, 256M X 64, Non-ECC:4 GB
- 1GB DDR2-667 ECC DIMM:1 GB
ECC
- 4GB(2 x 2GB), PC2-6400, DDR2, DIMM 240-pin, 256M X 64, Non-ECC:No
- 1GB DDR2-667 ECC DIMM:Yes
Memory bus
- 4GB(2 x 2GB), PC2-6400, DDR2, DIMM 240-pin, 256M X 64, Non-ECC:64 bit
- 1GB DDR2-667 ECC DIMM:72 bit

Side by side

Differences highlightedShow differences only

Comparison of 4GB(2 x 2GB), PC2-6400, DDR2, DIMM 240-pin, 256M X 64, Non-ECC, 1GB DDR2-667 ECC DIMM
17 specifications	A HyperX 4GB(2 x 2GB), PC2-6400, DDR2, DIMM 240-pin, 256M X 64, Non-ECC View product	B Kingston Technology 1GB DDR2-667 ECC DIMM View product
Features3 differ
Internal memoryDiffers	4 GB	1 GB
Memory form factorKnown for one	240-pin DIMM	Unknown — not stated by the source
ECCDiffers	No	Yes
CAS latencyKnown for one	5	Unknown — not stated by the source
Memory clock speedKnown for one	800 MHz	Unknown — not stated by the source
Memory busDiffers	64 bit	72 bit
Memory voltageKnown for one	2.0 V	Unknown — not stated by the source
Module configurationKnown for one	256M X 64	Unknown — not stated by the source
Memory layout (modules x size)Known for one	Unknown — not stated by the source	1 x 1 GB
Memory typeKnown for one	Unknown — not stated by the source	DDR2
Other featuresidentical
Bus clock rateKnown for one	800 MHz	Unknown — not stated by the source
Error indicationKnown for one	No	Unknown — not stated by the source
Internal memoryKnown for one	4096 MB	Unknown — not stated by the source
Memory layoutKnown for one	2 x 2048 MB	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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