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Difference between Core i7 and Core 2 Duo
http://www.softwaretipsandtricks.com/windowsxp/articles/962/1/Difference-between-Core-i7-and-Core-2-Duo
Super Admin
 
By Super Admin
Published on 08/17/2008
 
The difference between Core i7 and Core 2 Duo.

Difference between Core i7 and Core 2 Duo

Intel Core i7

Launch: October 2008

Types: i7 800, i7 900
Speed: 2.6 GHz
Cores: 4
Threads: 8 - Simultaneous Multithreading
Cache: 256 KB L2/core 8 MB shared L3
Memory: Triple channel DDR3 800/1066/1333 MHz

Core i7 is Intel's high end processor range. Core 2 Duo is budget processor range. In between both is Core i5. Core 2 Duo will soon be replaced with Core i3.

Core i7 uses new architecture and offers better performance than all Core 2 Duo processors.

New Features of Core i7
* DDR3
* Turbo Boost (automatic over clocking of up to 300 MHz)
* Hyper Threading (Core 2 Duo has no Hyper Threading)

Recommend to go for Core i7 if you can afford, or else Core i5. If you are in tight budget, Core 2 Duo range is also very good.