http://www.amd.com/us-en/assets/con...ities/Setup.exe

這是AMD Dual-Core "Optimizer", 不是DRIVER...而且不知有無支援OPTERON的 DUAL CORE

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這個才是樓主OPTERON的DRIVER..

Allows the system to automatically adjust the CPU speed, voltage and power combination that match the instantaneous user performance need. This driver supports Single- and Dual-Core AMD Opteron™ processors on Windows XP SP2, Windows 2003 SP1 x84 and x64 Editions

AMD Opteron™ Processor with AMD PowerNow!™ Technology Driver for Windows XP and Windows Server 2003 Version (x86 and x64 exe) 1.3.2.16 :

http://www.amd.com/us-en/assets/con...amdcpusetup.exe