Intel Core processors are based on Pentium M technology . The successor to Core is the mobile version of the Intel Core 2 line of processors using cores based upon the Intel Core microarchitecture , released on July 27 , 2006 . The release of the mobile version of Intel Core 2 marks the reunification of Intel 's desktop and mobile product lines as Core 2 processors were released for desktops and notebooks , unlike the first Intel Core CPUs that were targeted only for notebooks ( although some small form factor and all-in-one desktops , like the iMac and the Mac Mini , also used Core processors ) .