All Pentium 4 chips are single core, while dual-core Pentium models such as Pentium D and Pentium Processor Extreme Editions omit the "4" designation. See Pentium. Available in both 32-bit and 64 ...

dual and quad core models. See Core 2. In early 2006, and based on the existing Pentium M (mobile) architecture, the dual core, 32-bit Core Duo was the first chip introduced with the Core brand.

For example, Core i5 processors from 2008 have the same brand name as ... Up until recently, there were separate brands for Celeron and Pentium processors. Intel has now bundled both of them up into a ...