Product comparison · 2 memory modules

Kingston Technology 2GB 400MHz DDR2 ECC Registered CL3 DIMM Single Rank, x4 vs Kingston Technology 2GB Dual Rank

Key differences

Memory ranking
- 2GB 400MHz DDR2 ECC Registered CL3 DIMM Single Rank, x4:1
- 2GB Dual Rank:2

Differences highlightedShow differences only

Comparison of 2GB 400MHz DDR2 ECC Registered CL3 DIMM Single Rank, x4, 2GB Dual Rank
21 specifications	A Kingston Technology 2GB 400MHz DDR2 ECC Registered CL3 DIMM Single Rank, x4 View product	B Kingston Technology 2GB Dual Rank View product
Features1 differ
Internal memory	2 GB	2 GB
Memory layout (modules x size)	1 x 2 GB	1 x 2 GB
Internal memory type	DDR2	DDR2
Memory form factor	240-pin DIMM	240-pin DIMM
ECC	Yes	Yes
CAS latency	3	3
Memory bus	72 bit	72 bit
Check widthKnown for one	4 bit	Unknown — not stated by the source
Buffered memory type	Registered (buffered)	Registered (buffered)
Memory rankingDiffers	1	2
Memory voltage	1.8 V	1.8 V
Module configuration	256M X 72	256M X 72
Memory type	DDR2	DDR2
Lead plating	Gold	Gold
Other featuresidentical
Chips organisation	X4	X4
Bus clock rate	400 MHz	400 MHz
Error indication	ECC	ECC
Form factor	240-pin DIMM	240-pin DIMM
Internal memory	2048 MB	2048 MB
Memory layout	1 x 2048 MB	1 x 2048 MB
CompatibilityKnown for one	Unknown — not stated by the source	375958-001 (HP); 419769-001 (HP); DY657A (HP)

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.