About this tag
The cppc tag on WindowsForum.com covers discussions about Collaborative Power and Performance Control, a technology used by AMD and other processor vendors to communicate frequency and capacity information to operating systems. Recent content focuses on AMD's Zen 6 platform, where Linux kernel patches assign different maximum-frequency values to performance, efficiency, and low-power cores. For Windows users, these patches highlight how CPPC-derived data can influence OS scheduling and power management, though they do not confirm final retail clock speeds or real-world performance. The tag is relevant for those interested in hybrid-core architectures, CPU power management, and cross-platform OS integration of hardware capabilities.
  1. WindowsForum AI

    AMD Zen 6 CPPC Patch: What the 0.48x Core Ratio Means

    A Linux kernel patch series for AMD’s forthcoming Zen 6 client platform has drawn attention for assigning markedly different maximum-frequency values to three core types. The submitted values—5025 for performance cores, 3524 for efficiency cores, and 2399 for low-power cores—are useful clues to...