Product comparison · 2 memory modules

HP 4Gb DDR2 SDRAM 4x1Gb 667MHz vs Kingston Technology 8GB 667MHz DDR2 ECC Fully Buffered CL5 DIMM Dual Rank, x4

Key differences

Internal memory
- 4Gb DDR2 SDRAM 4x1Gb 667MHz:4 GB
- 8GB 667MHz DDR2 ECC Fully Buffered CL5 DIMM Dual Rank, x4:8 GB
Memory layout (modules x size)
- 4Gb DDR2 SDRAM 4x1Gb 667MHz:4 x 1 GB
- 8GB 667MHz DDR2 ECC Fully Buffered CL5 DIMM Dual Rank, x4:1 x 8 GB
Memory type
- 4Gb DDR2 SDRAM 4x1Gb 667MHz:PC2-5300
- 8GB 667MHz DDR2 ECC Fully Buffered CL5 DIMM Dual Rank, x4:DDR2

Differences highlightedShow differences only

Comparison of 4Gb DDR2 SDRAM 4x1Gb 667MHz, 8GB 667MHz DDR2 ECC Fully Buffered CL5 DIMM Dual Rank, x4
21 specifications	A HP 4Gb DDR2 SDRAM 4x1Gb 667MHz View product	B Kingston Technology 8GB 667MHz DDR2 ECC Fully Buffered CL5 DIMM Dual Rank, x4 View product
Features3 differ
Internal memoryDiffers	4 GB	8 GB
Memory layout (modules x size)Differs	4 x 1 GB	1 x 8 GB
ECCKnown for one	Unknown — not stated by the source	Yes
CAS latencyKnown for one	Unknown — not stated by the source	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 voltageKnown for one	Unknown — not stated by the source	1.8 V
Module configurationKnown for one	Unknown — not stated by the source	1024M X 72
Memory typeDiffers	PC2-5300	DDR2
Lead platingKnown for one	Unknown — not stated by the source	Gold
Memory clock speedKnown for one	667 MHz	Unknown — not stated by the source
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.