Originally Posted by DaJMasta
Well there are lots of dual core intel chips, core duo is merely a specific type.
In the desktop sector, there's:
Pentium D - Dual core intel chip based on the P4 architecture
Core Duo - Dual core intel chip based on the Pentium M architecture
Core 2 Duo - Dual core intel chip based on the Core Duo architecture, but with significant improvements
I would add that the only desktop dual core from Intel worth having would be a Core 2 Duo.