Product comparison · 2 memory modules

Dell 8GB (2x4GB), DDR II SDRAM, 667MHz, PowerEdge R900, ECC vs Hypertec 4GB PC2-4200 Kit (Legacy)

Key differences

Internal memory
- 8GB (2x4GB), DDR II SDRAM, 667MHz, PowerEdge R900, ECC:8 GB
- 4GB PC2-4200 Kit (Legacy):4 GB
Memory layout (modules x size)
- 8GB (2x4GB), DDR II SDRAM, 667MHz, PowerEdge R900, ECC:2 x 4 GB
- 4GB PC2-4200 Kit (Legacy):2 x 2 GB
ECC
- 8GB (2x4GB), DDR II SDRAM, 667MHz, PowerEdge R900, ECC:Yes
- 4GB PC2-4200 Kit (Legacy):No
Memory clock speed
- 8GB (2x4GB), DDR II SDRAM, 667MHz, PowerEdge R900, ECC:667 MHz
- 4GB PC2-4200 Kit (Legacy):533 MHz

Differences highlightedShow differences only

Comparison of 8GB (2x4GB), DDR II SDRAM, 667MHz, PowerEdge R900, ECC, 4GB PC2-4200 Kit (Legacy)
11 specifications	A Dell 8GB (2x4GB), DDR II SDRAM, 667MHz, PowerEdge R900, ECC View product	B Hypertec 4GB PC2-4200 Kit (Legacy)View product
Features4 differ
Internal memoryDiffers	8 GB	4 GB
Memory layout (modules x size)Differs	2 x 4 GB	2 x 2 GB
Internal memory type	DDR2	DDR2
Component forKnown for one	Unknown — not stated by the source	PC/Server
Memory form factor	240-pin DIMM	240-pin DIMM
ECCDiffers	Yes	No
Memory clock speedDiffers	667 MHz	533 MHz
Buffered memory typeKnown for one	Unknown — not stated by the source	Registered (buffered)
Memory typeKnown for one	Unknown — not stated by the source	PC2-4200
Packaging dataidentical
Package typeKnown for one	Unknown — not stated by the source	DIMM
Other featuresidentical
Number of pinsKnown for one	240	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.