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 ...

A new study comparing the Intel X86, the ARM and MIPS CPUs finds that microarchitecture is more important than instruction set architecture, RISC or CISC. If you are one of the few hardware or ...

Renesas Electronics has increased the performance of its RX processor core, with a 4.0 Coremark MHz or 2.0 DMIPS/MHz RXv2 core. The CISC microcontroller now has the DSP performance to execute complex ...

In a world of RISC processors, QuickLogic created a CISC co-processor for its EOS multi-core sensor hub chip to save power in wearables. The co-processing core is called the ‘flexible fusion engine’ ...

Our team tests, rates, and reviews more than 1,500 products each year to help you make better buying decisions and get more from technology. Just when you thought everything in the semiconductor ...

At WWDC, Apple announced a radical change to its computers. The company is dropping Intel as its CPU provider, and will be transitioning its laptops and desktops to custom Apple-designed chips over ...

One of the features of Ars Premier 2.0 is subscriber-only content such as live chats and articles. Tonight, we're announcing our next Premier 2.0 feature, a retrospective on the past ten years of RISC ...

Recently, we launched Ars Premier 2.0, our new and improved subscriber program that offers some fantastic new benefits for subscribers. Tonight sees our second insider-only feature: a live, moderated ...