Product comparison · 2 memory modules

Kingston Technology 4GB DDR2-667 Kit (Chipkill) vs Kingston Technology 512MB 533MHz DDR2 ECC Fully Buffered CL4 DIMM Single Rank, x8 Intel

5specifications compared
1differ
4identical
17known for one product only

Key differences

Internal memory
- 4GB DDR2-667 Kit (Chipkill):4 GB
- 512MB 533MHz DDR2 ECC Fully Buffered CL4 DIMM Single Rank, x8 Intel:0.5 GB

Side by side

Differences highlightedShow differences only

Comparison of 4GB DDR2-667 Kit (Chipkill), 512MB 533MHz DDR2 ECC Fully Buffered CL4 DIMM Single Rank, x8 Intel
22 specifications	A Kingston Technology 4GB DDR2-667 Kit (Chipkill)View product	B Kingston Technology 512MB 533MHz DDR2 ECC Fully Buffered CL4 DIMM Single Rank, x8 Intel View product
Features1 differ
Internal memoryDiffers	4 GB	0.5 GB
Memory layout (modules x size)Known for one	2 x 2 GB	Unknown — not stated by the source
Internal memory type	DDR2	DDR2
Memory form factor	240-pin DIMM	240-pin DIMM
CAS latencyKnown for one	5	Unknown — not stated by the source
Memory bus	72 bit	72 bit
Buffered memory typeKnown for one	Registered (buffered)	Unknown — not stated by the source
Memory rankingKnown for one	2	Unknown — not stated by the source
Memory voltage	1.8 V	1.8 V
Module configurationKnown for one	256M X 72	Unknown — not stated by the source
Memory typeKnown for one	DDR2	Unknown — not stated by the source
Lead platingKnown for one	Gold	Unknown — not stated by the source
ECCKnown for one	Unknown — not stated by the source	Yes
Check widthKnown for one	Unknown — not stated by the source	8 bit
Other featuresidentical
Chips organisationKnown for one	X8	Unknown — not stated by the source
CompatibilityKnown for one	39M5789 (IBM); 39M5791 (IBM); 40T1474 (IBM)	Unknown — not stated by the source
Bus clock rateKnown for one	667 MHz	Unknown — not stated by the source
Error indicationKnown for one	ECC	Unknown — not stated by the source
Form factorKnown for one	240-pin DIMM	Unknown — not stated by the source
Internal memoryKnown for one	4096 MB	Unknown — not stated by the source
Memory layoutKnown for one	2 x 2048 MB	Unknown — not stated by the source
Number of pinsKnown for one	Unknown — not stated by the source	240

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.

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