Oct 3, 2025 · x86 is an Intel CPU (Central Processing Unit) architecture that originated with the 16-bit 8086 processor in 1978. Today, the term "x86" is used generally to refer to any 32-bit processor …

x86-64, also known as x64 or AMD64, is an extension of the x86 architecture. It introduced 64-bit support, allowing the central processing unit (CPU) to handle larger amounts of memory and process …

Dec 13, 2024 · The Intel x86 processor uses complex instruction set computer (CISC) architecture, which means there is a modest number of special-purpose registers instead of large quantities of …

Dec 18, 2025 · x64 vs x86: Learn the key differences, features, and use cases of the two instruction set architectures. See how to check your ISA type.

What does x86 actually mean? Find out inside PCMag's comprehensive tech and computer-related encyclopedia.

Sep 19, 2015 · Please explain the difference between x86, x32 and x64? Its a bit confusing when it comes to x86 and x32 because most of the time 32-bit programs run on x86...

x86 assembly language is a family of low-level programming languages that are used to produce object code for the x86 class of processors. Previous evolutions of this family of languages provide …

x86-64 Architecture Diagram The basic architecture of the x86-64 is described in Volume 1 of the System Developer’s Manual. The following diagram is taken directly from Chapter 3 in this volume: …

Jan 1, 2024 · The x86 architecture has 8 General-Purpose Registers (GPR), 6 Segment Registers, 1 Flags Register and an Instruction Pointer. 64-bit x86 has additional registers.

Aug 16, 2023 · x86 is the name of Intel's family of processors and the instruction set architecture that they share. It has been the most popular processor architecture since the 1980s, powering most …