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 ...

Prompted by the chipmaker's announcement of the SSE5 instruction-set extensions, Glaskowsky analyzes the ultimate outcome to this old controversy. Peter N. Glaskowsky is a computer architect in ...

Discussions about CPUs often frame one instruction set architecture (ISA) against another—x86 vs. Arm, Arm vs. RISC-V, and so on. However, it’s common to use multiple CPU architectures in a single ...

For any Ars Technica readers who've been with us since 1998 and who fondly recall the "RISC vs. CISC" wars of yesteryear, I've got great news: the battle is back on. Here's a look at the new state of ...

An Apple job ad reveals that the company is exploring the use of RISC-V chips, an open-source processor tech that competes with the ARM architecture used for Apple’s A-series and M-series chips.

Intel is making a few key major foundry moves to bolster its IDM 2.0 strategy, such as setting up a massive $1 billion innovation fund to support both early-stage startups and established companies ...