Product comparison · 2 memory modules

HyperX 2GB, 1375MHz, DDR3, Non-ECC, CL7 (7-7-7-20), DIMM, (Kit of 2),1.7V vs Kingston Technology 8GB 667MHz DDR2 ECC Fully Buffered CL5 DIMM Dual Rank, x4

Key differences

Internal memory
- 2GB, 1375MHz, DDR3, Non-ECC, CL7 (7-7-7-20), DIMM, (Kit of 2),1.7V:2 GB
- 8GB 667MHz DDR2 ECC Fully Buffered CL5 DIMM Dual Rank, x4:8 GB
Internal memory type
- 2GB, 1375MHz, DDR3, Non-ECC, CL7 (7-7-7-20), DIMM, (Kit of 2),1.7V:DDR3
- 8GB 667MHz DDR2 ECC Fully Buffered CL5 DIMM Dual Rank, x4:DDR2
ECC
- 2GB, 1375MHz, DDR3, Non-ECC, CL7 (7-7-7-20), DIMM, (Kit of 2),1.7V:No
- 8GB 667MHz DDR2 ECC Fully Buffered CL5 DIMM Dual Rank, x4:Yes
CAS latency
- 2GB, 1375MHz, DDR3, Non-ECC, CL7 (7-7-7-20), DIMM, (Kit of 2),1.7V:7
- 8GB 667MHz DDR2 ECC Fully Buffered CL5 DIMM Dual Rank, x4:5
Memory voltage
- 2GB, 1375MHz, DDR3, Non-ECC, CL7 (7-7-7-20), DIMM, (Kit of 2),1.7V:1.7 V
- 8GB 667MHz DDR2 ECC Fully Buffered CL5 DIMM Dual Rank, x4:1.8 V

Differences highlightedShow differences only

Comparison of 2GB, 1375MHz, DDR3, Non-ECC, CL7 (7-7-7-20), DIMM, (Kit of 2),1.7V, 8GB 667MHz DDR2 ECC Fully Buffered CL5 DIMM Dual Rank, x4
20 specifications	A HyperX 2GB, 1375MHz, DDR3, Non-ECC, CL7 (7-7-7-20), DIMM, (Kit of 2),1.7V View product	B Kingston Technology 8GB 667MHz DDR2 ECC Fully Buffered CL5 DIMM Dual Rank, x4 View product
Features5 differ
Internal memoryDiffers	2 GB	8 GB
Memory layout (modules x size)Known for one	Unknown — not stated by the source	1 x 8 GB
Internal memory typeDiffers	DDR3	DDR2
ECCDiffers	No	Yes
CAS latencyDiffers	7	5
Memory busKnown for one	Unknown — not stated by the source	72 bit
Buffered memory typeKnown for one	Unknown — not stated by the source	Registered (buffered)
Memory rankingKnown for one	Unknown — not stated by the source	2
Memory voltageDiffers	1.7 V	1.8 V
Module configurationKnown for one	Unknown — not stated by the source	1024M X 72
Memory typeKnown for one	Unknown — not stated by the source	DDR2
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	133.3 mm
Other featuresidentical
Chips organisationKnown for one	Unknown — not stated by the source	X4
Bus clock rateKnown for one	Unknown — not stated by the source	667 MHz
Error indicationKnown for one	Unknown — not stated by the source	ECC
Form factorKnown for one	Unknown — not stated by the source	240-pin DIMM
Internal memoryKnown for one	Unknown — not stated by the source	8192 MB
Memory layoutKnown for one	Unknown — not stated by the source	1 x 8192 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.