Product comparison · 2 memory modules

Kingston Technology 1GB, DDR2 RAM, 800MHz, for Dell vs Kingston Technology 4GB 667MHz DDR2 ECC Fully Buffered CL5 DIMM Dual Rank, x4 Intel

Key differences

Internal memory
- 1GB, DDR2 RAM, 800MHz, for Dell:1 GB
- 4GB 667MHz DDR2 ECC Fully Buffered CL5 DIMM Dual Rank, x4 Intel:4 GB
Memory layout (modules x size)
- 1GB, DDR2 RAM, 800MHz, for Dell:1 x 1 GB
- 4GB 667MHz DDR2 ECC Fully Buffered CL5 DIMM Dual Rank, x4 Intel:1 x 4 GB
Memory bus
- 1GB, DDR2 RAM, 800MHz, for Dell:64 bit
- 4GB 667MHz DDR2 ECC Fully Buffered CL5 DIMM Dual Rank, x4 Intel:72 bit
Buffered memory type
- 1GB, DDR2 RAM, 800MHz, for Dell:Unregistered (unbuffered)
- 4GB 667MHz DDR2 ECC Fully Buffered CL5 DIMM Dual Rank, x4 Intel:Registered (buffered)

Differences highlightedShow differences only

Comparison of 1GB, DDR2 RAM, 800MHz, for Dell, 4GB 667MHz DDR2 ECC Fully Buffered CL5 DIMM Dual Rank, x4 Intel
16 specifications	A Kingston Technology 1GB, DDR2 RAM, 800MHz, for Dell View product	B Kingston Technology 4GB 667MHz DDR2 ECC Fully Buffered CL5 DIMM Dual Rank, x4 Intel View product
Features4 differ
Internal memoryDiffers	1 GB	4 GB
Memory layout (modules x size)Differs	1 x 1 GB	1 x 4 GB
Internal memory type	DDR2	DDR2
CAS latency	5	5
Memory busDiffers	64 bit	72 bit
Buffered memory typeDiffers	Unregistered (unbuffered)	Registered (buffered)
Memory voltageKnown for one	Unknown — not stated by the source	1.8 V
Module configurationKnown for one	Unknown — not stated by the source	512M X 72
Memory type	DDR2	DDR2
Lead platingKnown for one	Unknown — not stated by the source	Gold
Memory form factorKnown for one	240-pin DIMM	Unknown — not stated by the source
Other featuresidentical
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	4096 MB
Memory layoutKnown for one	Unknown — not stated by the source	1 x 4096 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.