Product comparison · 2 memory modules

2-Power ALT2289B memory module vs 2-Power ALT2291B memory module

Key differences

Internal memory type
- ALT2289B memory module:DDR2
- ALT2291B memory module:DDR
Memory form factor
- ALT2289B memory module:240-pin DIMM
- ALT2291B memory module:184-pin DIMM

Differences highlightedShow differences only

Comparison of ALT2289B, ALT2291B
11 specifications	A 2-Power ALT2289B memory module Model ALT2289B View product	B 2-Power ALT2291B memory module Model ALT2291B View product
Features2 differ
Internal memory	2 GB	2 GB
Memory layout (modules x size)	1 x 2 GB	1 x 2 GB
Internal memory typeDiffers	DDR2	DDR
Component for	PC/Server	PC/Server
Memory form factorDiffers	240-pin DIMM	184-pin DIMM
ECC	Yes	Yes
CAS latency	3	3
Memory clock speed	400 MHz	400 MHz
Buffered memory type	Registered (buffered)	Registered (buffered)
Memory ranking	1	1
Product colour	Green	Green

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.