Product comparison · 2 memory modules

HyperX 4GB(2 x 2GB), 1066MHz, DDR2, Non-ECC, CL5 (5-5-5-15), DIMM vs Kingston Technology DDR3 1GB ECC

Key differences

Internal memory
- 4GB(2 x 2GB), 1066MHz, DDR2, Non-ECC, CL5 (5-5-5-15), DIMM:4 GB
- DDR3 1GB ECC:1 GB
Internal memory type
- 4GB(2 x 2GB), 1066MHz, DDR2, Non-ECC, CL5 (5-5-5-15), DIMM:DDR2
- DDR3 1GB ECC:DDR3
ECC
- 4GB(2 x 2GB), 1066MHz, DDR2, Non-ECC, CL5 (5-5-5-15), DIMM:No
- DDR3 1GB ECC:Yes
Memory bus
- 4GB(2 x 2GB), 1066MHz, DDR2, Non-ECC, CL5 (5-5-5-15), DIMM:64 bit
- DDR3 1GB ECC:72 bit

Differences highlightedShow differences only

Comparison of 4GB(2 x 2GB), 1066MHz, DDR2, Non-ECC, CL5 (5-5-5-15), DIMM, DDR3 1GB ECC
19 specifications	A HyperX 4GB(2 x 2GB), 1066MHz, DDR2, Non-ECC, CL5 (5-5-5-15), DIMM View product	B Kingston Technology DDR3 1GB ECC View product
Features4 differ
Internal memoryDiffers	4 GB	1 GB
Internal memory typeDiffers	DDR2	DDR3
Memory form factor	240-pin DIMM	240-pin DIMM
ECCDiffers	No	Yes
CAS latencyKnown for one	5	Unknown — not stated by the source
Memory clock speedKnown for one	1066 MHz	Unknown — not stated by the source
Memory busDiffers	64 bit	72 bit
Buffered memory type	Unregistered (unbuffered)	Unregistered (unbuffered)
Memory rankingKnown for one	2	Unknown — not stated by the source
Memory voltageKnown for one	2.2 V	Unknown — not stated by the source
Module configurationKnown for one	256M X 64	Unknown — not stated by the source
Lead platingKnown for one	Gold	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	DDR3
Other featuresidentical
Chips organisationKnown for one	X8	Unknown — not stated by the source
Bus clock rateKnown for one	1066 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.