Intel microcode fix begins to roll out via motherboard BIOS updates

Z790 gets first dibs on a fix.

The first batch of BIOS updates containing the long-awaited Intel microcode update for Socket LGA 1700 motherboards has arrived without warning. While we expect to see more manufacturers publish patches, MSI and Asus are leading the charge with their Z790 stock. We strongly advise suggest those with 13th & 14th Gen Core processors apply these new versions immediately, despite their beta state.

Intel is following through on its promise to publish its microcode fix in August. These BIOS updates should prevent instabilities that can damage 13th & 14th Gen processors caused by incorrect voltage requests. The list of affected models includes the company’s best CPUs with 125W TDPs, as well as 65W and potentially mobile SKUs too. This damage is irreparable once done, making its prevention a top priority for all companies and users involved.

Below, you’ll find a list of Asus and MSI motherboards with BIOS updates containing the Intel microcode fix. Note, Asus files are currently only available via Google Drive, courtesy of SoonHo Jeong (a.k.a. Safedisk) but should be available via official product pages imminently.

ASUSMSI
ROG MAXIMUS Z790 HERO Beta Bios 2503MEG Z790 GODLIKE MAX
ROG MAXIMUS Z790 DARK HERO Beta Bios 1503MEG Z790 ACE MAX
ROG MAXIMUS Z790 HERO BTF Beta Bios 1503MPG Z790 CARBON MAX WIFI II
ROG MAXIMUS Z790 HERO BTF Beta Bios 1503MPG Z790 CARBON WIFI
ROG MAXIMUS Z790 HERO EVA-02 EDITION Beta Bios 2503MAG Z790 TOMAHAWK MAX WIFI
ROG MAXIMUS Z790 APEX Beta Bios 2503Z790MPOWER
ROG MAXIMUS Z790 APEX ENCORE Beta Bios 1503
ROG MAXIMUS Z790 FORMULA Beta Bios 1503
ROG MAXIMUS Z790 EXTREME Beta Bios 2503
ROG STRIX Z790-A GAMING WIFI Beta Bios 2503
ROG STRIX Z790-A GAMING WIFI D4 Beta Bios 2503
ROG STRIX Z790-A GAMING WIFI II Beta Bios 1503
ROG STRIX Z790-A GAMING WIFI S Beta Bios 1503
ROG STRIX Z790-E GAMING WIFI Beta Bios 2503
ROG STRIX Z790-E GAMING WIFI II Beta Bios 1503
ROG STRIX Z790-F GAMING WIFI Beta Bios 2503
ROG STRIX Z790-F GAMING WIFI II Beta Bios 1503
ROG STRIX Z790-H GAMING WIFI Beta Bios 2503
ROG STRIX Z790-I GAMING WIFI Beta Bios 2503
ProArt Z790-CREATOR WIFI Beta Bios 2503
Z790-AYW OC WIFI Beta Bios 1662

Safedisk also recommends not using old CMO files. These are backup files that contain BIOS settings such as OC and power options. This is understandable, since this update tries to fix the faulty power controls of the previous microcode. That said, normally the BIOS shouldn’t let you recover such settings anyway, as it would detect they are from an older version.

We can’t guarantee that this beta version will completely resolve the issue, but it’s worth applying all the same. It’s unclear if manufacturers will make any amends to the final versions of these BIOS, but that will be revealed in good time. Regardless, we’re glad to see Intel finally begin to address this longstanding issue.

Fahd Temsamani
Fahd Temsamani
Senior Writer at Club386, his love for computers began with an IBM running MS-DOS, and he’s been pushing the limits of technology ever since. Known for his overclocking prowess, Fahd once unlocked an extra 1.1GHz from a humble Pentium E5300 - a feat that cemented his reputation as a master tinkerer. Fluent in English, Arabic, and French, his motto when building a new rig is ‘il ne faut rien laisser au hasard.’
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