Product comparison · 2 memory modules

Kingston Technology 1GB 533MHz DDR2 ECC Registered CL4 DIMM Single Rank, x8 vs Kingston Technology 1GB 667MHz DDR2 ECC CL5 DIMM Intel Validated

Key differences

CAS latency
- 1GB 533MHz DDR2 ECC Registered CL4 DIMM Single Rank, x8:4
- 1GB 667MHz DDR2 ECC CL5 DIMM Intel Validated:5
Buffered memory type
- 1GB 533MHz DDR2 ECC Registered CL4 DIMM Single Rank, x8:Registered (buffered)
- 1GB 667MHz DDR2 ECC CL5 DIMM Intel Validated:Unregistered (unbuffered)
Bus clock rate
- 1GB 533MHz DDR2 ECC Registered CL4 DIMM Single Rank, x8:533 MHz
- 1GB 667MHz DDR2 ECC CL5 DIMM Intel Validated:667 MHz

Differences highlightedShow differences only

Comparison of 1GB 533MHz DDR2 ECC Registered CL4 DIMM Single Rank, x8, 1GB 667MHz DDR2 ECC CL5 DIMM Intel Validated
18 specifications	A Kingston Technology 1GB 533MHz DDR2 ECC Registered CL4 DIMM Single Rank, x8 View product	B Kingston Technology 1GB 667MHz DDR2 ECC CL5 DIMM Intel Validated View product
Features2 differ
Internal memory	1 GB	1 GB
Memory layout (modules x size)	1 x 1 GB	1 x 1 GB
Internal memory type	DDR2	DDR2
Memory form factor	240-pin DIMM	240-pin DIMM
ECC	Yes	Yes
CAS latencyDiffers	4	5
Memory bus	72 bit	72 bit
Buffered memory typeDiffers	Registered (buffered)	Unregistered (unbuffered)
Memory voltage	1.8 V	1.8 V
Module configuration	128M X 72	128M X 72
Memory type	DDR2	DDR2
Lead platingKnown for one	Gold	Unknown — not stated by the source
Other features1 differ
Bus clock rateDiffers	533 MHz	667 MHz
Error indicationKnown for one	Unknown — not stated by the source	ECC
Form factor	240-pin DIMM	240-pin DIMM
Internal memoryKnown for one	Unknown — not stated by the source	1024 MB
Memory layoutKnown for one	Unknown — not stated by the source	1 x 1024 MB
Chips organisationKnown for one	X8	Unknown — not stated by the source

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.