Product comparison · 2 memory modules

2-Power 4GB DDR2 RDIMM vs Samsung M391B2873EH1-CF8 memory module

Key differences

Internal memory
- 4GB DDR2 RDIMM:4 GB
- M391B2873EH1-CF8 memory module:1 GB
Memory layout (modules x size)
- 4GB DDR2 RDIMM:1 x 4 GB
- M391B2873EH1-CF8 memory module:1 x 1 GB
Internal memory type
- 4GB DDR2 RDIMM:DDR2
- M391B2873EH1-CF8 memory module:DDR3
Component for
- 4GB DDR2 RDIMM:Laptop
- M391B2873EH1-CF8 memory module:PC/Server
Memory form factor
- 4GB DDR2 RDIMM:200-pin SO-DIMM
- M391B2873EH1-CF8 memory module:240-pin DIMM
CAS latency
- 4GB DDR2 RDIMM:5
- M391B2873EH1-CF8 memory module:7
Memory clock speed
- 4GB DDR2 RDIMM:667 MHz
- M391B2873EH1-CF8 memory module:1066 MHz
Memory ranking
- 4GB DDR2 RDIMM:2
- M391B2873EH1-CF8 memory module:1

Differences highlightedShow differences only

Comparison of 4GB DDR2 RDIMM, M391B2873EH1-CF8
21 specifications	A 2-Power 4GB DDR2 RDIMM View product	B Samsung M391B2873EH1-CF8 memory module Model M391B2873EH1-CF8 View product
Features8 differ
Internal memoryDiffers	4 GB	1 GB
Memory layout (modules x size)Differs	1 x 4 GB	1 x 1 GB
Internal memory typeDiffers	DDR2	DDR3
Component forDiffers	Laptop	PC/Server
Memory form factorDiffers	200-pin SO-DIMM	240-pin DIMM
CAS latencyDiffers	5	7
Memory clock speedDiffers	667 MHz	1066 MHz
Memory rankingDiffers	2	1
Product colourKnown for one	Green	Unknown — not stated by the source
ECCKnown for one	Unknown — not stated by the source	Yes
Buffered memory typeKnown for one	Unknown — not stated by the source	Unregistered (unbuffered)
Memory voltageKnown for one	Unknown — not stated by the source	1.5 V
Softwareidentical
Windows operating systems supportedKnown for one	Yes	Unknown — not stated by the source
Mac operating systems supportedKnown for one	Yes	Unknown — not stated by the source
Linux operating systems supportedKnown for one	Yes	Unknown — not stated by the source
Weight & dimensionsidentical
WidthKnown for one	152 mm	Unknown — not stated by the source
DepthKnown for one	6 mm	Unknown — not stated by the source
HeightKnown for one	52 mm	Unknown — not stated by the source
WeightKnown for one	22 g	Unknown — not stated by the source
Packaging dataidentical
Package typeKnown for one	DIMM	Unknown — not stated by the source
Logistics dataidentical
Harmonized System (HS) codeKnown for one	Unknown — not stated by the source	84733020

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.