Differences between Dual Core, Core 2 Duo, Core i3 and Core i5-6xx

[1of TeesToys]

Hello what is the difference between, duo core & core 2 dual

 

[tokencode]

The core architecture, there are many differences between different cores including instructions sets and cache. In general newer is better,

Pentium D < dual core < core 2 < i3/i5/i7

The newer numbering can be thought of as BWM models, 3,5 and 7 series.