YouTuber resuscitates unstable Ryzen 7 5800X for $30 — a 300 MHZ underclock saved the day by editors@tomshardware.com (Aaron Klotz) from Latest from Tom's Hardware on 2025-07-17 17:59 (#6YQBB) A YouTuber fixes a degrading Ryzen 7 5800X by downclocking the CPU by 300 MHz in the BIOS.