AthlonXP Underclocking for a Low-Power Fix

Test System

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Intel Processors
200 MHz FSB (Dual DDR400) Pentium 4 2.80 GHz (3400 MHz 12-8/512 kB)Northwood Core, Socket 478
AMD Processor
200 MHz FSB (DUAL DDR400) AthlonXP 3200+ (2200 MHz 128/512 kB)Barton Core, Socket A
Memory
Intel Pentium 4(Socket 478) 4 x 256 MB - DDR400 (200 MHz)Corsair TwinX CMX256A-3200LL XMS32005 V1.1
AMD AthlonXP(Socket A) 2 x 512 MB - DDR400Corsair CMX512-3500C2 XMS3502 V1.1
Motherboard
Intel Platform(Socket 478) Asus P4P800 DeluxeIntel 865 ChipsetIntel 82547EI Gigabit Ethernet Controller (CSA)
AMD AthlonXP Platform(Socket A) MSI KT880 DeltaVIA KT880Integrated Fast Ethernet LPCAbit KV7VIA KT600
Common Hardware
Graphics CardAGP ASUS V9999 Ultra DeluxeGPU : NVIDIA GeForce 6800 Ultra, 400 MHz Chip ClockMemory : 256 MB DDR-SDRAM, 550 MHz Chip Clock
Hard Drive (AMD System) Promise FastTrak S150 TX2plus (Bios : 1.00.0.37)2 x SATA Maxtor 7B250S00 (Raid 0)250 GB / 16 MB Cache / 7200 rpm
Hard Drive (Intel System) Intel FW82801ER ICH6FR2 x SATA Maxtor 7B250S00 (Raid 0)250 GB / 16 MB Cache / 7200 rpm
DVD/CD-ROM MSI MS-8216D 16x DVD
Software
Intel Chipset Chipset Installation Utility 6.0.1.1002Application Accelerator 4.1.0.6325
Nvidia nForce Nvidia V4.24 (05/10/2004)
Nvidia Graphic AGP Detonator 61.45
VIA Chipset VIA Hyperion 4 in 1 V4.51
DirectX 9.0b
OS Windows XP Professional, 5.10.2600 Service Pack 1
Patrick Schmid
Editor-in-Chief (2005-2006)

Patrick Schmid was the editor-in-chief for Tom's Hardware from 2005 to 2006. He wrote numerous articles on a wide range of hardware topics, including storage, CPUs, and system builds.