Processor Upgrades (From Celeron M420 1.6GHz)
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Celeron M420 to T2050 (1.6 / 2Mb)
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Celeron M420 to T5600 Core 2 (1.83 / 2Mb)

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Celeron M420 to T7200 Core 2 (2.0 / 4Mb)
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Celeron M420 to T7400 Core 2 (2.13 / 4Mb)

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Celeron M420 to T7600 Core 2 (2.33 / 4Mb)

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