The P4 3.2E is a Prescott core CPU with an 800MHz FSB. The Soyo P4X400 DRAGON Lite supports only 400 and 533MHz FSB CPUs. It does not support 800MHz FSB and It does not support Prescott core CPUs. The fastest CPU you can use is a 3.06GHz P4 Northwood core with a 533MHz FSB.
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