From the CPU’s perspective, a thread (short for “thread of execution”), is merely an ordered sequence of instructions that tell the computer what to do. In most of my articles on Ars and in my book, I ...

In 1998, Ask Ars was an early feature of the newly-launched Ars Technica. Now, as then, it’s all about your questions and our community’s answers. Each week, we’ll dig into our question bag, provide ...

To get maximum parallelization for an application, not only must the application be developed to take advantage of multiple cores, but should also have the code in place to keep a number of threads ...

I've been getting a fair number of questions about multi-threading the past couple of weeks. The reason is that Intel has been previewing its "Nehalem EX" Xeon processor in advance of Advanced Micro ...

The technology behind Hyper-Threaded, or HT, and multi-core processors enables processors to far exceed the performance of single-core, non-HT processors. The differences between the technologies are ...

Intel has shipped Hyper-Threading CPUs for well over a decade, even subtracting the Core 2 era when the technology wasn't used. For most of that time, Hyper-Threading has been a technology that 'just ...

Intel Corporation has introduced a new version of the Intel Pentium 4 Processor with Hyper-Threading (HT) Technology** at 3.2GHz. Pentium 4 processor-based PCs and Intel Xeon-based servers with HT ...