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    https://en.wikipedia.org/wiki/X86-64

    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 … See more

    x86-64 (also known as x64, x86_64, AMD64, and Intel 64) is a 64-bit version of the x86 instruction set, first released in 1999. It introduced two new modes of operation, 64-bit mode and compatibility mode, along with a … See more

    Intel 64 is Intel's implementation of x86-64, used and implemented in various processors made by Intel.
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    In 2020, through a collaboration between AMD, Intel, Red Hat, and SUSE, three microarchitecture levels on top of the x86-64 baseline were … See more

    In supercomputers tracked by TOP500, the appearance of 64-bit extensions for the x86 architecture enabled 64-bit x86 processors by AMD and Intel to replace most RISC processor architectures previously used in such systems (including PA-RISC See more

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    AMD64 (also variously referred to by AMD in their literature and documentation as “AMD 64-bit … See more

    VIA Technologies introduced their first implementation of the x86-64 architecture in 2008 after five years of development by its CPU division, Centaur Technology. Codenamed … See more

    Although nearly identical, there are some differences between the two instruction sets in the semantics of a few seldom used machine instructions (or situations), which are mainly used for system programming. Compilers generally produce See more

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  2. https://simple.wikipedia.org/wiki/X64

    Webx86-64 is the general name of a series of 64-bit processors and their associated instruction set architecture. These processors are compatible with legacy x86 software. AMD and …

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    • https://ja.wikipedia.org/wiki/X64

      x64またはx86-64とは、x86アーキテクチャを64ビットに拡張した命令セットアーキテクチャ。
      実際には、AMDが発表したAMD64命令セット、続けてインテルが採用したIntel 64命令セット(かつてIA-32eまたはEM64Tと呼ばれていた)などを含む、各社のAMD64互換命令セットの総称である。x86命令セットと互換性を持っていることから、広義にはx86にx64を含む場合がある。

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      • People also ask
        What is the difference between x64 and x86?
        x86 and x64 refers to the operating system of the Windows. x86 refers to the 32-bit operating system while x64 refers to the 64-bit operating system. x86 can access only 4GB RAM while x64 can have an access to 8 TB of RAM. Data information handling capacity is more in x64 than x86.
        www.studytonight.com/post/x86-vs-x64-what-is-the-differ…
        What does x64 mean?
        X64 meaning Meanings ( X 86-based 64 -bit) The current computer architecture from Intel and AMD. Also called "x86-64," modern x86-based laptop and desktop computers have 64-bit CPUs rather than 32 bits. The x64 generally refers to the hardware, not the operating system. See 64-bit computing.
        What is the difference between x64 and IA-64?

        Summary:

        1. IA64 refers to the 64 bit Itanium architecture while x64 is the 64 bit extension to the x86 architecture
        2. The IA64 is exclusive to Intel while x64 is used by all
        3. IA64 was intended for high-end server applications while x64 was initially intended for desktops but were scaled up

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        www.differencebetween.net/technology/difference-betwe…
        How to determine if Windows is x64 or x86?
        How to determine if Windows is x64 or x86? Click Start,and then click Run. Type winmsd.exe,and then click OK. When System Summary is selected in the navigation pane,locate Processor under Item in the details pane. If the value that corresponds to Processor starts with x86,the computer is running a 32-bit version of Windows.
        www.techwalla.com/articles/how-to-determine-if-window…
      • https://microsoft.fandom.com/wiki/X64

        Webx86-64 (also known as x64 , x86_64 , AMD64 and Intel 64) is the 64-bit version of the x86 instruction set. It introduces two new modes of operation, 64-bit mode and compatibility …

      • https://en.wikipedia.org/wiki/64-bit_computing
        • In computer architecture, 64-bit integers, memory addresses, or other data units are those that are 64 bits wide. Also, 64-bit CPUs and ALUs are those that are based on processor registers, address buses, or data buses of that size. A computer that uses such a processor is a 64-bit computer. From the software perspective, 64-bit computing means the...
        See more on en.wikipedia.org · Text under CC-BY-SA license
      • https://learn.microsoft.com/.../x64-architecture

        WebDec 14, 2021 · The x64 architecture is a backwards-compatible extension of x86. It provides a legacy 32-bit mode, which is identical to x86, and a new 64-bit mode. The term "x64" …

      • https://microsoft.fandom.com/wiki/X86-64

        WebView source. x86-64 is an extension of the x86 instruction set. It supports vastly larger virtual and physical address spaces than are possible on x86, thereby allowing programmers to …

      • https://egosoft.com:8444/confluence/display/X4WIKI

        WebJul 23, 2022 · Background. X4: Foundations is the seventh instalment in the X Universe video game series developed by Egosoft. The game was released on November 30th, …

      • x64 Wiki 64 bit download - x64 - X 64-bit Download

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      • https://wiki.osdev.org/CPU_Registers_x86-64

        WebMar 07, 2022 · CR8 is a new register accessible in 64-bit mode using the REX prefix. CR8 is used to prioritize external interrupts and is referred to as the task-priority register …

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