AMD ATHLON K - Manual (Page 20)

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AMD Athlon™ Processor Model 4 Revision Guide 23614K—October 2003
Preliminary Information
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