Product comparison · 2 memory modules

HyperX 1GB, 1066MHz, DDR2, Non-ECC, CL5 (5-5-5-15), DIMM 240-pin, 2.2V, CL5, Gold vs Kingston Technology 2GB, 667MHz, ECC, CL5 DIMM 240-pin, SDRAM-DDR2, 1.8V

Key differences

Internal memory
- HyperX 1GB, 1066MHz, DDR2, Non-ECC, CL5 (5-5-5-15), DIMM 240-pin, 2.2V, CL5, Gold:1 GB
- 2GB, 667MHz, ECC, CL5 DIMM 240-pin, SDRAM-DDR2, 1.8V:2 GB
ECC
- HyperX 1GB, 1066MHz, DDR2, Non-ECC, CL5 (5-5-5-15), DIMM 240-pin, 2.2V, CL5, Gold:No
- 2GB, 667MHz, ECC, CL5 DIMM 240-pin, SDRAM-DDR2, 1.8V:Yes
Memory voltage
- HyperX 1GB, 1066MHz, DDR2, Non-ECC, CL5 (5-5-5-15), DIMM 240-pin, 2.2V, CL5, Gold:2.2 V
- 2GB, 667MHz, ECC, CL5 DIMM 240-pin, SDRAM-DDR2, 1.8V:1.8 V

Differences highlightedShow differences only

Comparison of HyperX 1GB, 1066MHz, DDR2, Non-ECC, CL5 (5-5-5-15), DIMM 240-pin, 2.2V, CL5, Gold, 2GB, 667MHz, ECC, CL5 DIMM 240-pin, SDRAM-DDR2, 1.8V
15 specifications	A HyperX HyperX 1GB, 1066MHz, DDR2, Non-ECC, CL5 (5-5-5-15), DIMM 240-pin, 2.2V, CL5, Gold View product	B Kingston Technology 2GB, 667MHz, ECC, CL5 DIMM 240-pin, SDRAM-DDR2, 1.8V View product
Features3 differ
Internal memoryDiffers	1 GB	2 GB
ECCDiffers	No	Yes
Memory clock speedKnown for one	1066 MHz	Unknown — not stated by the source
Memory busKnown for one	64 bit	Unknown — not stated by the source
Buffered memory typeKnown for one	Unregistered (unbuffered)	Unknown — not stated by the source
Memory voltageDiffers	2.2 V	1.8 V
Module configurationKnown for one	128M X 64	Unknown — not stated by the source
Other featuresidentical
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	1024 MB	Unknown — not stated by the source
Memory layoutKnown for one	1 x 1024 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.