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"What is the difference between a Pentium and a Celeron processor?"  01 April 2000.  HowStuffWorks.com. <http://computer.howstuffworks.com/question268.htm>  10 February 2012.
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  • Hewlett Packard Intel Pentium D 945 Dual Core 3.4ghz 800mhz 2x2mb (RF354AV)
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    Processor Upgrade, 1.26 GHz, 512 KB Cache Memory, For PC Platforms

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