Product comparison · 2 memory modules

Kingston Technology 2GB Single Rank vs Kingston Technology 4GB DDR2-400 Dual Rank Kit (Chipkill)

Key differences

Internal memory
- 2GB Single Rank:2 GB
- 4GB DDR2-400 Dual Rank Kit (Chipkill):4 GB
Memory layout (modules x size)
- 2GB Single Rank:1 x 2 GB
- 4GB DDR2-400 Dual Rank Kit (Chipkill):2 x 2 GB
Internal memory type
- 2GB Single Rank:DDR2
- 4GB DDR2-400 Dual Rank Kit (Chipkill):DRAM
Internal memory
- 2GB Single Rank:2048 MB
- 4GB DDR2-400 Dual Rank Kit (Chipkill):4096 MB
Memory layout
- 2GB Single Rank:1 x 2048 MB
- 4GB DDR2-400 Dual Rank Kit (Chipkill):2 x 2048 MB

Differences highlightedShow differences only

Comparison of 2GB Single Rank, 4GB DDR2-400 Dual Rank Kit (Chipkill)
20 specifications	A Kingston Technology 2GB Single Rank View product	B Kingston Technology 4GB DDR2-400 Dual Rank Kit (Chipkill)View product
Features3 differ
Internal memoryDiffers	2 GB	4 GB
Memory layout (modules x size)Differs	1 x 2 GB	2 x 2 GB
Internal memory typeDiffers	DDR2	DRAM
Memory form factor	240-pin DIMM	240-pin DIMM
CAS latency	3	3
Memory bus	72 bit	72 bit
Buffered memory type	Registered (buffered)	Registered (buffered)
Memory rankingKnown for one	Unknown — not stated by the source	2
Memory voltage	1.8 V	1.8 V
Module configuration	256M X 72	256M X 72
Memory type	DDR2	DDR2
Lead platingKnown for one	Unknown — not stated by the source	Gold
ECCKnown for one	Yes	Unknown — not stated by the source
Other features3 differ
Chips organisationKnown for one	Unknown — not stated by the source	X4
CompatibilityDiffers	A0455464 (DELL); A0455470 (DELL); A0455471 (DELL); A0455475 (DELL); A0455476 (DELL); A0455479 (DELL); A0455480 (DELL); A0455481 (DELL); A0751669 (DELL); A0751671 (DELL); A0751673 (DELL); A0751675 (DELL); A0751678 (DELL); A0751689 (DELL); A0751693 (DELL); A0751740 (DELL); A1546855 (DELL); A2525467 (D	39M5811 (IBM); 39M5812 (IBM); 39M5814 (IBM); 73P2867 (IBM); 40E9000 (IBM); 73P2871 (IBM)
Bus clock rate	400 MHz	400 MHz
Error indication	ECC	ECC
Form factor	240-pin DIMM	240-pin DIMM
Internal memoryDiffers	2048 MB	4096 MB
Memory layoutDiffers	1 x 2048 MB	2 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.