Q. What is the Cyrix 6x86MX� processor?

A. The 6x86MX� processor is an MMX� enhanced CPU offering the highest level of Windows� 95 performance available for mainstream desktop systems. The 6x86MX� processor is compatible with MMX technology to run the latest MMX games and multimedia software. With its enhanced memory management unit, a 64-KByte internal cache, and other advanced architectural features, the 6x86MX� processor achieves higher performance and offers better value than competitive processors.

Q. How does the 6x86MX� processor differ from the Pentium� processor with MMX technology?

A. The following chart compares the architectural features of the 6x86MX� processor and competitive processors:

Q. What are the differences between the 6x86MX� and 6x86� processors?

A. The major differences between the 6x86MX� and the 6x86� processors are listed below. Q. Is the 6x86MX� processor compatible with existing software?

A. Yes. The 6x86MX� processor runs MMX software and thousands of 16-bit and 32-bit Windows 95 software titles available today. It is compatible with Windows� 95, Windows NT, Windows, UNIX�, OS/2�, and many other operating systems.

Q. What are the performance results for the 6x86MX� processor?

A. We list full, competitive 6x86MX� performance results for several industry benchmarks.

Q. Is the 6x86MX� CPU a dual-voltage processor?

A. Yes. The processor core runs at 2.9V and the processor I/O pins are set for 3.3V.

Q. Is the 6x86MX� processor socket 7 compatible?

A. Yes. You should be able to use existing socket 7 motherboards that support a P55C pinout.

Q. What motherboards will support the 6x86MX� CPU?

A. Motherboards that are socket 7 compatible and support dual-voltage processors should support the 6x86MX� processor.Check the 6x86MX� motherboard list for more information.

Q. Can I upgrade my 6x86� CPU to an 6x86MX� processor?

A. Yes. Upgrading a 6x86� CPU to the 6x86MX� processor may require a motherboard BIOS update. Additionally, the motherboard must be able to support a dual-voltage processor. Depending on your PC, other system changes may be necessary to achieve optimum performance and meet thermal specifications.

Q. What 6x86MX� processors are currently available?

A. The 6x86MX-PR266, 6x86MX-PR233, 6x86MX-PR200, and the 6x86MX-PR166 processors are now in production.

Q. How can I purchase the 6x86MX� processor?

A. Computer manufacturers around the world can buy in volume quantities directly from Cyrix. PC integrators, VARs, dealers, resellers, and retailers can purchase Cyrix processors through an independent Cyrix North American distributor or worldwide distributor. End users can purchase a computer that uses the 6x86 from local PC resellers. There is more information available on purchasing Cyrix processors.

Q. What if I have more questions?

A. Please contact the Cyrix Processor Support Desk.