A new side-channel vulnerability has been discovered called PortSmash that uses a timing attack that to steal information from other processes running in the same CPU core with SMT/hyper-threading ...

In a recent blog post, AMD’s Robert Hallock recently posted an update on some of the big issues currently surrounding the new Ryzen processor including thread scheduling, temperature reporting, power ...

Haven't really put much thought into CPUs lately, but had this come up and I'm disappointed my Google-fu did not find a good answer I remember hyper-threading, where a core was 'pseudo-divided' into ...

The exploit Dan is so breathlessly ranting about isn't particularly a vulnerability in SMT. We know SMT allows you to do timing attacks, but so does a lot of other things. SMT simply makes it easier ...

Researchers have detailed the SQUIP attack, which is particularly worrisome for users of AMD Zen 1, Zen 2 and Zen 3 processors. Researchers were able measure the precise degree of Scheduler Queue ...

The popular comparison benchmark Cinebench has a new version. It explicitly includes a test for Simultaneous Multithreading.

Intel has confirmed it is adding simultaneous multi-threading (SMT) to its mainstream processors, a technology which allows a single CPU to turn into two or more virtual processors. SMT will be added ...

James Laudon is one of the authors, along with Kunle Olukotun and Lance Hammond, of the Chip Multiprocessor Architecture: Techniques to Improve Throughput and Latency book from Morgan & Claypool ...

Over the weekend, developer CD Projekt Red rolled out a patch (v1.05) for Cyberpunk 2077 containing a whole bunch of fixes, improvements, and tweaks. One of the fixes is supposed to address the ...

LAST FEBRUARY, when Intel was still basking in the glow of its new Hyper-Threading Xeon DP CPU, the company suggested that it would be at least the second quarter of 2002 before we’d see ...

Great for video editors, not so great for gamers. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. From a high level, Zen looks a lot like Intel's ...