An Intel Celeron processor is a brand of computer processor made by Intel. This processor was next in line to the 400-MHz Pentium II processor. The Celeron processor was introduced to capture customers from the low-end market.HistoryThe Celeron processor was released to market in the spring of 1998, and the most recent dual-core Celeron was released in August of 2009.TypesIntel released several types and speeds for Celeron processors, which included the original Celeron, Celeron D, Celeron M (for the mobile market) and most recently the Celeron Dual Core.FeaturesThe Celeron enables users to run most 32-bit programs with success.AdvantagesIntel introduced the Celeron as an economical alternative to more powerful processors. The Celeron will often have reduced cache memory capability.DisadvantagesCeleron’s reduced memory cache reduces the speed performance in some versions.