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<!doctype html><html lang=en><meta charset=UTF-8><meta name=viewport content="width=device-width,initial-scale=1"><title>Switch OC Suite | Overclocking suite for Horizon OS (HOS) running on Atmosphere CFW. Licensed under GPL v2.</title><meta name=description content="Overclocking suite for Horizon OS (HOS) running on Atmosphere CFW. Licensed under GPL v2."><link rel=stylesheet href=https://unpkg.com/@picocss/pico@latest/css/pico.min.css><style>nav[role=tab-control]>button{border-radius:0;border-left-width:calc(var(--border-width)/ 2);border-right-width:calc(var(--border-width)/ 2)}nav[role=tab-control]>button:first-child{border-top-left-radius:var(--border-radius);border-bottom-left-radius:var(--border-radius);border-left-width:var(--border-width)}nav[role=tab-control]>button:last-child{border-top-right-radius:var(--border-radius);border-bottom-right-radius:var(--border-radius);border-right-width:var(--border-width)}nav[role=tab-control]>button:not(.secondary){pointer-events:none;cursor:default}div.cust-element{margin:1.5rem 0 1.5rem 0}div.cust-element>blockquote{margin-top:0}div#download_btn_grid>a{margin:.5rem 0}</style><div class=hero><nav class=container-fluid style=position:fixed;top:0;z-index:99;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px)><ul><li><a href=#head class=contrast>Switch OC Suite</a></ul><ul><li><a href=#readme class=secondary>Read Me</a><li><a href=#download class=secondary>Download</a><li><a href=#config class=secondary>Config</a><li><a href=https://github.com/KazushiMe/Switch-OC-Suite class=contrast><svg aria-hidden=true focusable=false role=img xmlns=http://www.w3.org/2000/svg viewBox="0 0 496 512" height=16px><path fill=currentColor d="M165.9 397.4c0 2-2.3 3.6-5.2 3.6-3.3.3-5.6-1.3-5.6-3.6 0-2 2.3-3.6 5.2-3.6 3-.3 5.6 1.3 5.6 3.6zm-31.1-4.5c-.7 2 1.3 4.3 4.3 4.9 2.6 1 5.6 0 6.2-2s-1.3-4.3-4.3-5.2c-2.6-.7-5.5.3-6.2 2.3zm44.2-1.7c-2.9.7-4.9 2.6-4.6 4.9.3 2 2.9 3.3 5.9 2.6 2.9-.7 4.9-2.6 4.6-4.6-.3-1.9-3-3.2-5.9-2.9zM244.8 8C106.1 8 0 113.3 0 252c0 110.9 69.8 205.8 169.5 239.2 12.8 2.3 17.3-5.6 17.3-12.1 0-6.2-.3-40.4-.3-61.4 0 0-70 15-84.7-29.8 0 0-11.4-29.1-27.8-36.6 0 0-22.9-15.7 1.6-15.4 0 0 24.9 2 38.6 25.8 21.9 38.6 58.6 27.5 72.9 20.9 2.3-16 8.8-27.1 16-33.7-55.9-6.2-112.3-14.3-112.3-110.5 0-27.5 7.6-41.3 23.6-58.9-2.6-6.5-11.1-33.3 2.6-67.9 20.9-6.5 69 27 69 27 20-5.6 41.5-8.5 62.8-8.5s42.8 2.9 62.8 8.5c0 0 48.1-33.6 69-27 13.7 34.7 5.2 61.4 2.6 67.9 16 17.7 25.8 31.5 25.8 58.9 0 96.5-58.9 104.2-114.8 110.5 9.2 7.9 17 22.9 17 46.4 0 33.7-.3 75.4-.3 83.6 0 6.5 4.6 14.4 17.3 12.1C428.2 457.8 496 362.9 496 252 496 113.3 383.5 8 244.8 8zM97.2 352.9c-1.3 1-1 3.3.7 5.2 1.6 1.6 3.9 2.3 5.2 1 1.3-1 1-3.3-.7-5.2-1.6-1.6-3.9-2.3-5.2-1zm-10.8-8.1c-.7 1.3.3 2.9 2.3 3.9 1.6 1 3.6.7 4.3-.7.7-1.3-.3-2.9-2.3-3.9-2-.6-3.6-.3-4.3.7zm32.4 35.6c-1.6 1.3-1 4.3 1.3 6.2 2.3 2.3 5.2 2.6 6.5 1 1.3-1.3.7-4.3-1.3-6.2-2.2-2.3-5.2-2.6-6.5-1zm-11.4-14.7c-1.6 1-1.6 3.6 0 5.9 1.6 2.3 4.3 3.3 5.6 2.3 1.6-1.3 1.6-3.9 0-6.2-1.4-2.3-4-3.3-5.6-2z"></path></svg></a></ul></nav><header class=container style=padding-top:6rem><hgroup><h1>Switch OC Suite</h1><h2>Overclocking suite for Horizon OS (HOS) running on Atmosphere CFW. Licensed under GPL v2.</h2></hgroup></header></div><section aria-label="Read Me" id=readme><div class=container><article><header><hgroup><h2>Read Me</h2><h3>🚨DISCLAIMER: THIS IS PROVIDED AS IS. USE AT YOUR OWN RISK!🚨</h3></hgroup><li>Overclocking in general will shorten the lifespan of some hardware components. <strong>YOU ARE RESPONSIBLE for any problem or potential damage</strong> if unsafe frequencies are ENABLED in sys-clk-OC. Issues like asking for bypassing limit will BE IGNORED OR CLOSED WITHOUT REPLY.<li>Due to HorizonOS design, instabilities from unsafe RAM clocks may cause filesystem corruption. <strong>Always make backup before enabling DRAM OC.</strong></header><h3>Features</h3><details><summary>For Erista variant (HAC-001)</summary><ul><li>CPU Overclock (Safe: 1785 MHz)<ul><li>Unsafe<ul><li>Due to the limit of board power draw or power IC<li>Unlockable frequencies up to 2091 MHz<li>See <a href=https://github.com/KazushiMe/Switch-OC-Suite/blob/master/Source/sys-clk-OC/README.md target=_blank>README for sys-clk-OC</a></ul></ul><li>DRAM Overclock (Safe: 1862.4 MHz)</ul></details><details><summary>For Mariko variant (HAC-001-01, HDH-001, HEG-001)</summary><ul><li>CPU / GPU Overclock (Safe: 1963 / 998 MHz)<ul><li>Unsafe<ul><li>Due to the limit of board power draw or power IC<li>Unlockable frequencies up to 2397 / 1305 MHz or 2295 / 1267 MHz<li>See <a href=https://github.com/KazushiMe/Switch-OC-Suite/blob/master/Source/sys-clk-OC/README.md target=_blank>README for sys-clk-OC</a></ul></ul><li>DRAM Overclock (Safe: 1996.8 MHz)</ul></details><details><summary>Modded sys-clk and ReverseNX-RT</summary><ul><li>Auto CPU Boost<ul><li>For faster game loading<li>Enable CPU Boost (1785 MHz) when CPU Core#3 (System Core) is stressed (mainly I/O operations).<li>Effective only when charger is connected.</ul><li>CPU & GPU frequency governor (Experimental)<ul><li>Adjust frequency based on load. Might decrease power draw but can introduce stutters. Can be turned off for specific titles.</ul><li>Set charging current (100 mA - 2000 mA) and charging limit (20% - 100%)<ul><li>Long-term use of charge limit may render the battery gauge inaccurate. Performing full cycles could help recalibration, or try <a href=https://github.com/CTCaer/battery_desync_fix_nx>battery_desync_fix_nx</a>.</ul><li>Global Profile<ul><li>Designated a dummy title id <code>0xA111111111111111</code>.<li>Priority: "Temp overrides" > "Application profile" > "Global profile" > "System default".</ul><li>Sync ReverseNX Mode<ul><li>No need to change clocks manually after toggling modes in ReverseNX (-RT and -Tool)</ul></ul></details><details><summary>System Settings (Optional)</summary>See <a href=https://github.com/KazushiMe/Switch-OC-Suite/blob/master/system_settings.md>system_settings.md</a></details><h3 id=installation>Installation</h3><ol type=1><li>Download latest <a href=#download>release</a>.<li>Copy all files in <code>SdOut</code> to the root of SD card.<li>Grab <code>x.x.x_loader.kip</code> for your Atmosphere version, rename it to <code>loader.kip</code> and place it in <code>/atmosphere/kips/</code>.<li>Customization via <a href=#config>online loader configurator</a><details><summary>Default config</summary><table role=grid><thead><tr><th>Defaults<th>Mariko<th>Erista<tbody><tr><td>CPU OC<td>2397 MHz Max<td>2091 MHz Max<tr><td>CPU Boost<td>1785 MHz<td>N/A<tr><td>CPU Volt<td>1235 mV Max<td>1235 mV Max<tr><td>GPU OC<td>1305 MHz Max<td>N/A<tr><td>RAM OC<td>1996 MHz Max<td>1862 MHz Max<tr><td>RAM Volt<td>Disabled<td>Disabled<tr><td>RAM Timing<td>Auto-Adjusted<td>Disabled</table></details><li>Hekate-ipl bootloader Only<ul><li>Add <code>kip1=atmosphere/kips/loader.kip</code> to boot entry section in <code>bootloader/hekate_ipl.ini</code>.</ul></ol><details><summary><s>Deprecated: patching sysmodules manually</s></summary><ul><li>This method is only served as reference as it could damage your MMC file system if not handled properly.<li>Patched sysmodules would be persistent until pcv or ptm was updated in new HOS (normally in <code>x.0.0</code>).<li>Tools:<ul><li>Lockpick_RCM<li>TegraExplorer<li><a href=https://github.com/SciresM/hactool>hactool</a><li><a href=https://github.com/shuffle2/nx2elf>nx2elf</a><li>elf2nso from <a href=https://github.com/switchbrew/switch-tools/ >switch-tools</a><li><a href=https://github.com/The-4n/hacPack>hacpack</a></ul></ul><ol type=1><li>Dump <code>prod.keys</code> with Lockpick_RCM<li>Dump HOS firmware with TegraExplorer<li>Configure and run <code>test_patch.sh</code> to generate patched pcv & ptm sysmodules in nca<li>Replace nca in <code>SYSTEM:/Contents/registered/</code> with TegraExplorer<li><code>ValidateAcidSignature()</code> should be stubbed to allow unsigned sysmodules to load (a.k.a. <code>loader_patch</code>)</ol></details><details><summary>How to build this project</summary><ol type=1><li>Grab necessary patches from the repo, then compile sys-clk, ReverseNX-RT and Atmosphere loader with devkitpro.<li>Before compiling Atmosphere loader, run <code>patch.py</code> in <code>Atmosphere/stratosphere/loader/source/</code> to insert oc module into loader sysmodule.<li>When compilation is done, uncompress the kip to make it work with configurator: <code>hactool -t kip1 Atmosphere/stratosphere/loader/out/nintendo_nx_arm64_armv8a/release/loader.kip --uncompress=./loader.kip</code></ol></details><h3 id=faq>Frequently Asked Questions</h3><details><summary>How to enable unsafe frequencies in sys-clk-OC?</summary><li>Above all else, you should know <a href=#readme>what "unsafe" means and issues might arise</a>.<li>See the end of <a href=https://github.com/KazushiMe/Switch-OC-Suite/blob/master/Source/sys-clk-OC/README.md target=_blank>README in sys-clk-OC</a>. Add this line <code>allow_unsafe_freq=1</code> into <code>/config/sys-clk/config.ini</code></details><details><summary>I would like to bypass limit enforced in sys-clk to improve handheld performance without charger connected.</summary><li>Never will it be implemented here, or work out of the box.<li>You have to modify the code yourself for your own use. If you are to share modified binaries you have made based on this project publicly, make sure to comply with GPL v2 licenses.</details><footer><details role=list><summary aria-haspopup=listbox role=button class=secondary>Acknowledgement</summary><ul role=listbox><li><a href=https://github.com/CTCaer/hekate target=_blank>CTCaer for Hekate-ipl bootloader, RE and hardware research</a><li><a href=https://devkitpro.org/ target=_blank>devkitPro for All-In-One homebrew toolchains</a><li><a href=https://github.com/masagrator/ReverseNX-RT target=_blank>masagrator for ReverseNX-RT and info on BatteryChargeInfoFields in psm module</a><li><a href=https://developer.nvidia.com/embedded/dlc/tegra-x1-technical-reference-manual target=_blank>Nvidia for Tegra X1 Technical Reference Manual</a><li><a href=https://github.com/retronx-team/sys-clk target=_blank>RetroNX team for sys-clk</a><li><a href=https://github.com/Atmosphere-NX/Atmosphere target=_blank>SciresM and Reswitched Team for the state-of-the-art Atmosphere CFW of Switch</a><li><a href=http://switchbrew.org/wiki/ target=_blank>Switchbrew wiki for Switch in-depth info</a><li><a href=https://gitlab.com/switchroot/kernel target=_blank>Switchroot for their modified L4T kernel and device tree</a><li>ZatchyCatGames for RE and original OC loader patches for Atmosphere</ul></details></footer></article></div></section><section aria-label=Download id=download><div class=container><article><header><hgroup><h2>Download</h2><h3>Get latest version of Switch OC Suite and its corresponding Atmosphere package here.</h3></hgroup></header><div class=grid id=download_btn_grid><a role=button aria-busy=true id=loader_kip_btn>Generating link, please wait...</a> <a role=button aria-busy=true id=sdout_zip_btn>Generating link, please wait...</a> <a target=_blank role=button aria-busy=true id=ams_btn>Generating link, please wait...</a></div><footer>See <a href=#installation>Installation section</a> for how to use Switch OC Suite.</footer></article></div></section><section aria-label=Config id=config><div class=container><article><header><hgroup><h2>Configurator</h2><h3>Configure frequencies and voltages to suit your hardware and preferences.</h3></hgroup></header><nav role=tab-control><button id=tab_all data-filter=0 disabled>Show All</button> <button class="outline secondary" id=tab_erista data-filter=1 disabled>For Erista</button> <button class="outline secondary" id=tab_mariko data-filter=2 disabled>For Mariko</button></nav><form id=form><label for=file><input id=file type=file> <small id=cust_rev>Upload loader.kip here</small></label></form><footer><div class=grid><button id=load_default role=button disabled>Load Default</button> <button id=load_saved role=button disabled>Load Last Saved</button> <button id=save role=button disabled>Save</button></div></footer></article></div></section><footer class=container><small>Build with <a href=https://picocss.com target=_blank>Pico</a></small></footer><script src=./main.js></script>
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