x86-64 (also known as x64, x86_64, AMD64, and Intel 64) is a 64-bit version of the x86 instruction set, first announced in 1999. It introduced two new...
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x86 microarchitectures, circuitry and semiconductor manufacturing would make it hard to replace x86 in many segments. AMD's 64-bit extension of x86 (which...
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This article describes the calling conventions used when programming x86 architecture microprocessors. Calling conventions describe the interface of called...
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x86 assembly language is the name for the family of assembly languages which provide some level of backward compatibility with CPUs back to the Intel...
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virtual memory addresses. However, not all 64-bit instruction sets support full 64-bit virtual memory addresses; x86-64 and AArch64 for example, support only...
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x86 virtualization is the use of hardware-assisted virtualization capabilities on an x86/x86-64 CPU. In the late 1990s x86 virtualization was achieved...
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(i186, i286, i386, i486, i586/i686) and is referred to as (32-bit) x86 and (64-bit) x86-64 (also known as AMD64). This is the original instruction set. In...
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CentOS (category X86-64 Linux distributions)
from RHEL version 2.1AS. Since version 8, CentOS officially supports the x86-64, ARM64, and POWER8 architectures, and releases up to version 6 also supported...
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Process–architecture–optimization model and Template:Intel processor roadmap. 8086 first x86 processor; initially a temporary substitute for the iAPX 432 to compete with...
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execution in Windows IA-32 edition or the WoW64 emulation layer for the x86-64 version has a link to an undocumented _EXCEPTION_REGISTRATION_RECORD list...
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is unknown: Apple maintains a separate tool that should be used on Intel/x86-64 Macs, while other systems use FAT utilities just fine. The globally unique...
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systems, behind x86-64, Power ISA, and SPARC. In 2019, Intel announced the discontinuation of the last of the CPUs supporting the IA-64 architecture. In...
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GUID Partition Table (section Windows: 64-bit versions)
Windows 8 64-bit supports booting from UEFI-based PC (x86-64 only) using GPT-based disks. Windows 8.1 64-bit supports booting from UEFI-based PC (x86-64 only)...
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Windows XP Professional x64 Edition (redirect from Microsoft Windows XP 64-bit Edition for 64-bit Extended Systems)
edition of Windows XP for x86-64 personal computers. It was released on April 25, 2005, around the same time as with the x86-64 versions of Windows Server...
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Oracle Linux (category X86-64 Linux distributions)
Update 6 for x86 (32 bit)and x86_64 (64 Bit) architectures". 10 December 2007. "Enterprise Linux Release 4 Update 7 for x86 (32 bit), x86_64 (64 Bit) and...
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Virtualization, is a native hypervisor; it can create virtual machines on x86-64 systems running Windows. Starting with Windows 8, Hyper-V superseded Windows...
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Calling convention (section x86-64)
free parameter space and return. The 64-bit version of the x86 architecture, known as x86-64, AMD64, and Intel 64, has two calling sequences in common...
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versions of VMware Workstation support x86. Older versions of VMware Player/VMware Workstation Player support x86. "Bhyve supports Windows". Retrieved 22...
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Athlon 64) and was involved in designing the Athlon (K7) and Apple A4/A5 processors. He was also the coauthor of the specifications for the x86-64 instruction...
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Workstation (section x86-64)
by large PC vendors, such as Dell, Hewlett-Packard, and Fujitsu, selling x86-64 systems running Windows or Linux. The first computer that might qualify...
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Itanium (category 64-bit microprocessors)
"we could run circles around PowerPC...we could kill the x86." Early predictions were that IA-64 would expand to the lower-end servers, supplanting Xeon...
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Physical Address Extension (category X86 architecture)
space larger than 4 gigabytes (232 bytes). The page table structure used by x86-64 CPUs when operating in long mode further extends the page table hierarchy...
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was named protected mode. The x86-64 architecture, introduced in 2003, has largely dropped support for segmentation in 64-bit mode. In both real and protected...
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Rosetta (software) (category X86 emulators)
benchmarks, x86-64-only programs performed better under Rosetta 2 on a Mac with an Apple M1 SOC than natively on a Mac with an Intel x86-64 processor....
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the front panel. Example of a function in hexadecimal representation of x86-64 machine code to calculate the nth Fibonacci number, with each line corresponding...
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backward-compatible with 32-bit x86 instructions. The Athlon 64 line was succeeded by the dual-core Athlon 64 X2 and Athlon X2 lines. The Athlon 64 was originally codenamed...
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Windows XP editions (redirect from XP 64-Bit)
Edition", by contrast, ran on standard x86 CPUs which supported the then-new "x86-64" 64-bit extensions. Windows XP 64-Bit Edition (sometimes referred to...
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AltiVec (section Comparison to x86-64 SSE)
registers are provided, compared to eight for SSE and SSE2 (extended to 16 in x86-64), and most VMX/AltiVec instructions take three register operands compared...
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Long mode (category X86 operating modes)
In the x86-64 computer architecture, long mode is the mode where a 64-bit operating system can access 64-bit instructions and registers. 64-bit programs...
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