Intel Core

Intel Core is a brand name used for various mid-range to high-end consumer and business microprocessors made by Intel.

In general, processors sold as Core are more powerful variants of the same processors marketed as entry-level Celeron and Pentium. Similarly, identically or more capable versions of Core processors are also sold as Xeon processors for the server and workstation market.

The current lineup of Core processors includes the latest Intel Core i7, Intel Core i5 and Intel Core i3, and the older Intel Core 2 Solo, Intel Core 2 Duo, Intel Core 2 Quad, and Intel Core 2 Extreme lines

Brand	Desktop				Laptop
	Code-named	Cores	Fab	Date released	Code-named	Cores	Fab	Date released
Core Solo	Desktop version not available				Yonah	1	65 nm	January 2006
Core Duo	Desktop version not available				Yonah	2	65 nm	January 2006
Core 2 Solo	Desktop version not available				Merom-L Penryn-L	1 1	65 nm 45 nm	September 2007 May 2008
Core 2 Duo	Conroe Allendale Wolfdale	2 2 2	65 nm 65 nm 45 nm	August 2006 January 2007 January 2008	Merom Penryn	2 2	65 nm 45 nm	July 2006 January 2008
Core 2 Quad	Kentsfield Yorkfield	4 4	65 nm 45 nm	January 2007 March 2008	Penryn	4	45 nm	August 2008
Core 2 Extreme	Conroe XE Kentsfield XE Yorkfield XE	2 4 4	65 nm 65 nm 45 nm	July 2006 November 2006 November 2007	Merom XE Penryn XE Penryn XE	2 2 4	65 nm 45 nm 45 nm	July 2007 January 2008 August 2008
Core i3	Clarkdale Sandy Bridge	2 2	32 nm 32 nm	January 2010 February 2011	Arrandale Sandy Bridge	2 2	32 nm 32 nm	January 2010 February 2011
Core i5	Lynnfield Clarkdale Sandy Bridge Sandy Bridge	4 2 4 2	45 nm 32 nm 32 nm 32 nm	September 2009 January 2010 January 2011 February 2011	Arrandale Sandy Bridge	2 2	32 nm 32 nm	January 2010 February 2011
Core i7	Bloomfield Lynnfield Gulftown Sandy Bridge	4 4 6 4	45 nm 45 nm 32 nm 32 nm	November 2008 September 2009 July 2010 January 2011	Clarksfield Arrandale Sandy Bridge Sandy Bridge	4 2 4 2	45 nm 32 nm 32 nm 32 nm	September 2009 January 2010 January 2011 February 2011
Core i7 Extreme Edition	Bloomfield Gulftown Sandy Bridge-E	4 6 6	45 nm 32 nm 32 nm	November 2008 March 2010 November 2011	Clarksfield Sandy Bridge	4 4	45 nm 32 nm	September 2009 January 2011