The Sysmodule Overclocks and Underclocks the Cpu, Gpu and Ram of the Console Depending on the Title Currently Running and Docked State. When You Run a Game, Sys-Clk Will Read Its Preset It and Automatically Overclock (Or Underclock) the System for You.

Presets Can Be Customized by Adding Them to the Ini Config File Located at /Config/Sys-Clk/Config. Ini, Using the Following Template for Each App

The [Values] Section Allows You to Alter Timings in Sys-Clk, You Should Not Need to Edit Any of These Unless You Know What You Are Doing. Possible Values Are:

To Protect the Battery from Excessive Strain, Clocks Requested from Config May Be Capped Before Applying, Depending on Your Current Profile:

Sys-Clk Switch - Gamebrew

By Robert Thorne

• Oct 9, 2026 • 4 min read

Direct Answer • Key Takeaway

The Following Instructions Assumes You Have a Nintendo Switch Running Atmosphère, Updated to at Least the Latest Stable Version.

Robert Thorne

Automotive & Future Transportation Editor

Robert Thorne covers electric vehicle innovations, autonomous driving systems, global mobility trends, and automotive engineering developments.

Tags: Sys clk Switch