Deep Dive into ISA: What is the difference between x86 and ARM? CISC vs RISC decoding structures and the 'physics of instruction sets'

The information in this article is current as of October 2026.In recent years, a heated debate has been ongoing in the PC and ...
ExtremeTech

RISC vs. CISC Is the Wrong Lens for Comparing Modern x86, ARM CPUs

Try to investigate the differences between the x86 and ARM processor families (or x86 and the Apple M1), and you'll see the acronyms CISC and RISC. It's a common way to frame the discussion, but not a ...
XDA Developers on MSN

The RISC vs CISC debate is dead because both sides stole each other's best ideas

You may have heard that x86 is RISC on the inside, but what does that mean exactly?
techtarget

RISC vs. CISC explained for data center systems

While an x86 CISC processor can be used for anything, it's not always the best choice. Simplified and highly integrated purpose-built RISC processors are improving efficiency and power in data centers ...
TechRepublic

Power Struggles: Revisiting the RISC vs. CISC Debate on Contemporary ARM and X86 Architectures

RISC vs. CISC wars raged in the 1980s when chip area and processor design complexity were the primary constraints and desktops and servers exclusively dominated the computing landscape. Today, energy ...
techtarget

Choose between CISC vs. RISC processors for edge virtualization

As computing power moves out of traditional data centers and migrates toward the edge, virtualization must move as well, but edge computing poses unique challenges for virtualization. The edge lacks ...
ExtremeTech

RISC rides again: New RISC-V architecture hopes to battle ARM and x86 by being totally open source

A new instruction set by the original creator of MIPS aims to reinvent the ultra-low power, high-efficiency processor -- and to do so with an architecture that's fundamentally open and available to ...