AMD K manual Revision Determination

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Preliminary Information

AMD Athlon™ Processor Model 4 Revision Guide

23614K —October 2003

2 Revision Determination

Table 2 shows the AMD Athlon processor model 4 identification number returned by the CPUID instruction for each revision of the processor.

Table 2. CPUID Values for the Revisions of the AMD Athlon™ Processor Model 4

Revision	CPUID

A4	642

A5	642

A6	642

A7	642

A9	644

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Contents Revision Guide Advanced Micro Devices, Inc Revision History AMD Athlon Processor Model 4 Revision GuideAMD Athlon Processor Model Revision Guide Revision Guide PolicyProduct Errata Resolution Status. No fix planned Products Affected. A4, A5, A6, A7, A9Resistance Value of the ZN and ZP Pins Products Affected. A4, A5Potential Effect on System. The system hangs Suggested Workaround. None Instruction Execution DeadlockProducts Affected. A4, A5, A6, A7 Potential Effect on System. The system will hang Products Affected. A9 Preliminary Information Resolution Status. No fix planned Preliminary Information Preliminary Information Potential Effect on System. System failure Single Step Across I/O SMI Skips One Debug Trap Software Prefetches May Report a Page Fault Kernel WorkaroundPreliminary Information Revision Determination Technical and Documentation Support