Windows Media Player 9 - Minimum System Requirements Operating System Microsoft Windows® 98 Second Edition, Windows 2000, Windows Millennium Edition, Windows XP Home Edition, or Windows XP Professional Processor A 233 megahertz (MHz) processor, such as an Intel Pentium II or Advanced Micro Devices (AMD) processor RAM 64 megabytes (MB) Modem 28.8 kilobits per second (Kbps) Sound Card 16-bit sound card