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Amazon.com: AMD Athlon II X4 640 Desktop CPU Socket AM3 938 ADX640WFK42GM ADX640WFK42GR ADX640WFGMBOX : Electronics
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Amazon.com: AMD Athlon II X4 640 3.0GHz 2MB Quad-core CPU Processor Socket AM2+ AM3 938-pin 95W with Thermal Paste Bundle : Electronics
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