Continuing his reverse-engineering of the Intel 8087, [Ken Shirriff] covers the conditional tests that are implemented in the microcode of this floating point processing unit (FPU). This microcode ...

TL;DR: AMD has identified a security flaw, "EntrySign," affecting Zen 1 to Zen 5 CPUs, allowing attackers kernel-level access by bypassing microcode signature verification. A fix has been issued via ...

When AMD finally issued patches for its critical microcode security hole on Monday, it said that the glitch 'could lead to the loss of Secure Encrypted Virtualization protection.' AMD on Monday issued ...

What just happened? AMD has confirmed a security vulnerability in some of its processors, which was inadvertently revealed through a beta BIOS update from Asus. The flaw, described as a "microcode ...

Historically speaking, even when it wasn't the absolute fastest option, Intel has always been 'competitive' with longtime rival AMD in terms of CPU gaming performance. That is actually still the case ...

Intel has been struggling with a major issue in its 13th- and 14th-generation Core CPUs for most of this year. Due to a production error, high voltages and temperatures led to crashes for users and ...

Intel has spent most of 2024 investigating and trying to fix a problems that was causing crashes and instability for owners of its high-end 13th- and 14th-generation Core desktop processors. In April, ...

Microcode 0x12B “addresses elevated voltage requests by the processor during idle and/or light activity periods.” Microcode 0x12B “addresses elevated voltage requests by the processor during idle ...