Product comparison · 2 memory modules

HyperX 2GB(2 x 1024MB), 800MHz, DDR2, Non-ECC, CL5 (5-5-5-18), SODIMM vs HyperX 4GB, 1375MHz, DDR3, Non-ECC, Low-Latency, CL7 (7-7-7-20), DIMM (Kit of 2)

Key differences

Internal memory
- 2GB(2 x 1024MB), 800MHz, DDR2, Non-ECC, CL5 (5-5-5-18), SODIMM:2 GB
- 4GB, 1375MHz, DDR3, Non-ECC, Low-Latency, CL7 (7-7-7-20), DIMM (Kit of 2):4 GB
Internal memory type
- 2GB(2 x 1024MB), 800MHz, DDR2, Non-ECC, CL5 (5-5-5-18), SODIMM:DDR2
- 4GB, 1375MHz, DDR3, Non-ECC, Low-Latency, CL7 (7-7-7-20), DIMM (Kit of 2):DDR3
Memory form factor
- 2GB(2 x 1024MB), 800MHz, DDR2, Non-ECC, CL5 (5-5-5-18), SODIMM:200-pin SO-DIMM
- 4GB, 1375MHz, DDR3, Non-ECC, Low-Latency, CL7 (7-7-7-20), DIMM (Kit of 2):240-pin DIMM
CAS latency
- 2GB(2 x 1024MB), 800MHz, DDR2, Non-ECC, CL5 (5-5-5-18), SODIMM:5
- 4GB, 1375MHz, DDR3, Non-ECC, Low-Latency, CL7 (7-7-7-20), DIMM (Kit of 2):7
Memory voltage
- 2GB(2 x 1024MB), 800MHz, DDR2, Non-ECC, CL5 (5-5-5-18), SODIMM:1.8 V
- 4GB, 1375MHz, DDR3, Non-ECC, Low-Latency, CL7 (7-7-7-20), DIMM (Kit of 2):1.7 V

Differences highlightedShow differences only

Comparison of 2GB(2 x 1024MB), 800MHz, DDR2, Non-ECC, CL5 (5-5-5-18), SODIMM, 4GB, 1375MHz, DDR3, Non-ECC, Low-Latency, CL7 (7-7-7-20), DIMM (Kit of 2)
17 specifications	A HyperX 2GB(2 x 1024MB), 800MHz, DDR2, Non-ECC, CL5 (5-5-5-18), SODIMM View product	B HyperX 4GB, 1375MHz, DDR3, Non-ECC, Low-Latency, CL7 (7-7-7-20), DIMM (Kit of 2)View product
Features5 differ
Internal memoryDiffers	2 GB	4 GB
Internal memory typeDiffers	DDR2	DDR3
Memory form factorDiffers	200-pin SO-DIMM	240-pin DIMM
CAS latencyDiffers	5	7
Memory clock speedKnown for one	800 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 rankingKnown for one	2	Unknown — not stated by the source
Memory voltageDiffers	1.8 V	1.7 V
Module configurationKnown for one	128M X 64	Unknown — not stated by the source
Other featuresidentical
Chips organisationKnown for one	X8	Unknown — not stated by the source
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	2048 MB	Unknown — not stated by the source
Memory layoutKnown for one	2 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.