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 ...

Up to this point, Intel’s guidance has been a list of dense BIOS settings that could reduce performance by upwards of 9% on CPUs like the Core i9-13900K and Core i9-14900K. The microcode update ...

Intel's first microcode update, developed late last year, was included in system firmware updates for machines with Broadwell, Haswell, Skylake, Kaby Lake, and Coffee Lake processors. But users ...

Chipzilla’s latest "0x114" microcode update appears unable to resolve persistent performance issues plaguing its Arrow Lake-S processors. Recent benchmarks have revealed further degradation ...

List of CPU models that won't receive microcode updates An update published on Monday includes for the first time a "Stopped" production status.

The microcode update 0x12F should now resolve this problem. According to Intel, it has no effect on performance. Mainboard and PC manufacturers are distributing the updated firmware via BIOS updates.

Microcode and micro-ops are separate things. They can be used together, but you can also have a CPU that uses microcode that doesn't use micro-ops, and vice versa.

Basically what some (but not everybody) end-users are reporting is that once the update (Intel CPU Microcode update) has installed, their tweaks and overclocks are bust and cannot be re-enabled as ...

Intel this week released an updated "Microcode Revision Guidance" document (PDF) that includes more detailed information about the state of its firmware patches to address potential Meltdown and ...

Microsoft announced on Tuesday that it removed an anti-virus compatibility check for some Windows 10 version 1709 devices, and it expanded some Spectre microcode approvals.