Cheers

personally, I couldn't imagine trying to run XP on 128MB or 64MB...it would be a nightmare/torture. (same with trying to run xp with a Pentium 2/AMD cpu using K6)the Microsoft website wrote:Here's What You Need to Use Windows XP Home Edition
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PC with 300 megahertz (MHz) or higher processor clock speed recommended; 233-MHz minimum required;* Intel Pentium/Celeron family, AMD K6/Athlon/Duron family, or compatible processor recommended
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128 megabytes (MB) of RAM or higher recommended (64 MB minimum supported; may limit performance and some features)
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1.5 gigabyte (GB) of available hard disk space.*
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Super VGA (800 × 600) or higher resolution video adapter and monitor
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CD-ROM or DVD drive
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Keyboard and Microsoft Mouse or compatible pointing device