Lin Chao:Intel Technology Journal Q4, 1999 – Preface.(PDF; 1,4MB)In:Intel Technology Journal.Intel,1999,S.1,abgerufen am 21.Januar 2024(englisch):„With the close of the year 1999, it is appropriate that we look forward to Intel's next generation architecture--the Intel Architecture (IA)-64. The IA-64 represents a significant shift for Intel architecture: it moves from 32-bits to 64-bits. Targeted for production in mid-2000, the Itanium™ processor will be the first IA-64 processor.“
Bestofmedia Team:Upgrading And Repairing PCs 21st Edition: Processor Specifications.IA-32e 64-Bit Extension Mode (x64, AMD64, x86-64, EM64T).Tom's Hardware,14.Oktober 2013,S.5,abgerufen am 6.Januar 2018(englisch):„Note: Early versions of EM64T-equipped processors from Intel lacked support for the LAHF and SAHF instructions used in the AMD64 instruction set. However, Pentium4 and XeonDP processors using core steppings G1 and higher completely support these instructions;“