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Acum 21 ore · AMD Opteron, the first CPU to introduce the x86-64 extensions in April 2003 The five-volume set of the x86-64 Architecture Programmer's Manual, as published and distributed by AMD in 2002. x86-64 (also known as x64, x86_64, AMD64, and Intel 64) [note 1] is a 64-bit version of the x86 instruction set, first announced in 1999.It introduced two new modes of operation, 64-bit mode and ...
Acum 21 ore · The original motivation for EFI came during early development of the first Intel–HP Itanium systems in the mid-1990s. BIOS limitations (such as 16-bit real mode, 1 MB addressable memory space, [8] assembly language programming, and PC AT hardware) had become too restrictive for the larger server platforms Itanium was targeting. [9] The effort to address these concerns began in 1998 and was ...
