20734D/0 Jan 1997 : AMD Processor Recognition Application Note 20734J/0 Nov 1998 : AMD Processor Recognition Application Note 20734K/0 Feb 1999 : AMD Processor Recognition Application Note 20734N Aug 1999 : AMD Processor Recognition Application Note 20734O Nov 1999 : AMD Processor Recognition Application Note 20734P Dec 1999 : AMD Processor Recognition Application Note 20734R Jun 2000 : AMD Processor Recognition Application Note 20734T Jan 2002 : AMD Processor Recognition Application Note 20734 R3.00 Apr 2003 : AMD Processor Recognition Application Note 20734 R3.01 Jun 2003 : AMD Processor Recognition Application Note 20734 R3.07 Feb 2004 : AMD Processor Recognition Application Note 20734 R3.12 Aug 2004 : AMD Processor Recognition Application Note 20734 R3.13 Dec 2005 : AMD Processor Recognition Application Note For Processors Prior to AMD Family 0Fh Processors 21035B/0 Jan 1997 : AMD Processor Recognition Code Sample 25481 R2.16 Sep 2005 : AMD CPUID Specification 25481 R2.18 Jan 2006 : AMD CPUID Specification 25481 R2.21 Jan 2006 : AMD CPUID Specification 25481 R2.26 Jul 2007 : AMD CPUID Specification 25481 R2.28 Apr 2008 : AMD CPUID Specification 25481 R2.34 Sep 2010 : AMD CPUID Specification 25481 R2.36 May 2013 : AMD CPUID Specification