Product comparison · 2 memory modules

Kingston Technology 1GB, DDR2 RAM, 800MHz, for Dell vs Kingston Technology 2GB 667MHz DDR2 ECC Reg with Parity CL5 DIMM Single Rank, x4

Key differences

Internal memory
- 1GB, DDR2 RAM, 800MHz, for Dell:1 GB
- 2GB 667MHz DDR2 ECC Reg with Parity CL5 DIMM Single Rank, x4:2 GB
Memory layout (modules x size)
- 1GB, DDR2 RAM, 800MHz, for Dell:1 x 1 GB
- 2GB 667MHz DDR2 ECC Reg with Parity CL5 DIMM Single Rank, x4:1 x 2 GB
Memory bus
- 1GB, DDR2 RAM, 800MHz, for Dell:64 bit
- 2GB 667MHz DDR2 ECC Reg with Parity CL5 DIMM Single Rank, x4:72 bit
Buffered memory type
- 1GB, DDR2 RAM, 800MHz, for Dell:Unregistered (unbuffered)
- 2GB 667MHz DDR2 ECC Reg with Parity CL5 DIMM Single Rank, x4:Registered (buffered)

Differences highlightedShow differences only

Comparison of 1GB, DDR2 RAM, 800MHz, for Dell, 2GB 667MHz DDR2 ECC Reg with Parity CL5 DIMM Single Rank, x4
19 specifications	A Kingston Technology 1GB, DDR2 RAM, 800MHz, for Dell View product	B Kingston Technology 2GB 667MHz DDR2 ECC Reg with Parity CL5 DIMM Single Rank, x4 View product
Features4 differ
Internal memoryDiffers	1 GB	2 GB
Memory layout (modules x size)Differs	1 x 1 GB	1 x 2 GB
ECCKnown for one	Unknown — not stated by the source	Yes
Memory busDiffers	64 bit	72 bit
Buffered memory typeDiffers	Unregistered (unbuffered)	Registered (buffered)
Memory rankingKnown for one	Unknown — not stated by the source	1
Memory voltageKnown for one	Unknown — not stated by the source	1.8 V
Module configurationKnown for one	Unknown — not stated by the source	256M X 72
Lead platingKnown for one	Unknown — not stated by the source	Gold
Other featuresidentical
Chips organisationKnown for one	Unknown — not stated by the source	X4
Bus clock rateKnown for one	Unknown — not stated by the source	667 MHz
Error indicationKnown for one	Unknown — not stated by the source	Parity
Form factorKnown for one	Unknown — not stated by the source	240-pin DIMM
Internal memoryKnown for one	Unknown — not stated by the source	2048 MB
Memory layoutKnown for one	Unknown — not stated by the source	1 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.