Product comparison · 2 memory modules

HyperX 2GB(2 x 1GB), 1066MHz,SDRAM-DDR2, 2.2V, CL5 (5-5-5-15), 128M X 64, Non-ECC vs HyperX 2GB, PC2-6400, 800MHz,DIMM-240-pin, Non-ECC, Unbuffered, CL4, DDR2 SDRAM, 2.0V, Gold

Key differences

CAS latency
- 2GB(2 x 1GB), 1066MHz,SDRAM-DDR2, 2.2V, CL5 (5-5-5-15), 128M X 64, Non-ECC:5
- 2GB, PC2-6400, 800MHz,DIMM-240-pin, Non-ECC, Unbuffered, CL4, DDR2 SDRAM, 2.0V, Gold:4
Memory clock speed
- 2GB(2 x 1GB), 1066MHz,SDRAM-DDR2, 2.2V, CL5 (5-5-5-15), 128M X 64, Non-ECC:1066 MHz
- 2GB, PC2-6400, 800MHz,DIMM-240-pin, Non-ECC, Unbuffered, CL4, DDR2 SDRAM, 2.0V, Gold:800 MHz
Memory voltage
- 2GB(2 x 1GB), 1066MHz,SDRAM-DDR2, 2.2V, CL5 (5-5-5-15), 128M X 64, Non-ECC:2.2 V
- 2GB, PC2-6400, 800MHz,DIMM-240-pin, Non-ECC, Unbuffered, CL4, DDR2 SDRAM, 2.0V, Gold:1.95 V

Differences highlightedShow differences only

Comparison of 2GB(2 x 1GB), 1066MHz,SDRAM-DDR2, 2.2V, CL5 (5-5-5-15), 128M X 64, Non-ECC, 2GB, PC2-6400, 800MHz,DIMM-240-pin, Non-ECC, Unbuffered, CL4, DDR2 SDRAM, 2.0V, Gold
15 specifications	A HyperX 2GB(2 x 1GB), 1066MHz,SDRAM-DDR2, 2.2V, CL5 (5-5-5-15), 128M X 64, Non-ECC View product	B HyperX 2GB, PC2-6400, 800MHz,DIMM-240-pin, Non-ECC, Unbuffered, CL4, DDR2 SDRAM, 2.0V, Gold View product
Features3 differ
Internal memory	2 GB	2 GB
Internal memory type	DDR2	DDR2
Memory form factor	240-pin DIMM	240-pin DIMM
ECC	No	No
CAS latencyDiffers	5	4
Memory clock speedDiffers	1066 MHz	800 MHz
Memory busKnown for one	Unknown — not stated by the source	64 bit
Buffered memory typeKnown for one	Unknown — not stated by the source	Unregistered (unbuffered)
Memory voltageDiffers	2.2 V	1.95 V
Module configurationKnown for one	Unknown — not stated by the source	256M X 64
Lead plating	Gold	Gold
Other featuresidentical
Bus clock rateKnown for one	Unknown — not stated by the source	800 MHz
Error indicationKnown for one	Unknown — not stated by the source	No
Internal memoryKnown for one	Unknown — not stated by the source	2048 MB
Memory layoutKnown for one	Unknown — not stated by the source	1 x 2048 MB

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.