The Best GPU Overclocking Software in 2026
We researched GPU overclocking software from official websites, including pricing pages, plan tables and product documentation. Products are ranked on their core tuning controls, value for money and verified features, so buyers can compare utilities for adjusting clocks, voltage, fans and power limits on compatible graphics cards.
Our top picks
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Top ranked
MSI Afterburner#1 of 199.4/10A full-featured, free Windows tuner for multi-vendor GPU overclocking and monitoring.
Free plan
-
Runner-up
ASUS GPU Tweak III#2 of 199.2/10A free, feature-rich Windows toolkit for guided GPU tuning, profiles, and monitoring.
Free plan
-
Top-ranked free plan
Arc Power#3 of 198.9/10A free Windows utility for deep Intel Arc tuning, monitoring, profiles, and overlays.
Free plan
Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.
The full ranking 19 tools, best first
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Best forMost Windows GPU overclockers
A full-featured, free Windows tuner for multi-vendor GPU overclocking and monitoring.
- On-screen overlay
- Custom voltage control
- Fan curve control
9.4/10★★★★★Try MSI Afterburner -
Best forWindows users wanting guided GPU tuning
A free, feature-rich Windows toolkit for guided GPU tuning, profiles, and monitoring.
- On-screen overlay
- Custom voltage control
- Fan curve control
9.2/10★★★★★Visit ASUS -
Best forIntel Arc users on Windows
A free Windows utility for deep Intel Arc tuning, monitoring, profiles, and overlays.
- On-screen overlay
- Custom voltage control
- Fan curve control
8.9/10★★★★☆Visit Arc Power -
Best forLinux gamers using NVIDIA GPUs
A focused, open-source tuner for Linux gamers with NVIDIA GPUs.
- On-screen overlay
- Custom voltage control
- Fan curve control
8.7/10★★★★☆Visit PenguinBurner -
Best forNVIDIA tuning across Windows and Linux
A focused, free tuner for manual NVIDIA overclocking, undervolting, fan control, and profiles.
- Custom voltage control
- Fan curve control
- Tuning profiles
8.5/10★★★★☆Visit Green Curve -
Best forLinux users wanting a graphical tuner
A capable graphical tuner for Linux users managing supported NVIDIA and AMD GPUs.
- Custom voltage control
- Fan curve control
- Tuning profiles
8.2/10★★★★☆Visit TuxClocker -
Best forLinux users with AMD GPUs
A free Linux control utility for AMD GPU tuning, profiles, sensors, and fan management.
- Custom voltage control
- Fan curve control
- Tuning profiles
8.0/10★★★★☆Visit CoreCtrl -
Best forWindows AMD enthusiasts
A focused Windows utility for detailed AMD GPU, memory, voltage and fan tuning.
- Custom voltage control
- Fan curve control
- Tuning profiles
7.8/10★★★★☆Visit MoreClockTool -
Best forAMD Radeon users on Windows
Free Windows tuning utility for experienced AMD Radeon overclocking and undervolting.
- Custom voltage control
- Fan curve control
- Tuning profiles
7.5/10★★★★☆Visit MorePowerTool -
Best forLinux users needing APIs and automation
An open-source Linux toolkit for multi-vendor GPU tuning, monitoring, and automation.
- Custom voltage control
- Fan curve control
- Tuning profiles
7.4/10★★★★☆Visit LACT -
Best forLinux NVIDIA power users
An open-source NVIDIA tuner for Linux users who want profiles, monitoring, and display controls.
- On-screen overlay
- Fan curve control
- Tuning profiles
7.2/10★★★★☆Visit nvcontrol -
Best forLinux AMD users preferring configuration files
A focused, file-driven tuner for AMD GPU clocks, voltage, power, and profiles on Linux.
- Custom voltage control
- Tuning profiles
- Power limit control
7.0/10★★★★☆Visit amdgpu-clocks -
Best forEVGA graphics-card owners
A free Windows tuner with scanning, monitoring, fan curves, profiles, and EVGA RGB control.
6.7/10★★★☆☆Visit EVGA -
Best forGALAX GPU owners wanting mobile control
A free Windows and mobile utility with broad controls for compatible GALAX hardware.
6.5/10★★★☆☆Visit GALAX -
Best forInno3D GPU owners
A focused free tuner for INNO3D owners who need clocks, cooling, power, and RGB controls.
- Tuning profiles
- Power limit control
6.3/10★★★☆☆Visit Inno3D TuneIT -
Best forGainward GPU owners needing basic tuning
A free Windows utility for basic tuning, fan curves, and VBIOS saving.
- Fan curve control
6.1/10★★★☆☆Visit Gainward -
Best forLinux NVIDIA users automating startup settings
A free, open-source Linux utility for scripted NVIDIA GPU tuning and startup settings.
- Power limit control
5.5/10★★★☆☆Visit nvuv -
Best forColorful iGame hardware owners
A free Windows utility pairing iGame hardware control with monitoring and manual overclocking.
4.8/10★★☆☆☆Visit Colorful -
Best forDevelopers profiling GPU workloads
A free profiler for diagnosing GPU workloads, CPU bottlenecks, memory access, and threading issues.
4.5/10★★☆☆☆Visit Intel VTune
No tools match those filters.
Compare at a glance
| # | Tool | Free plan | Paid from | GPU vendor support | Custom voltage control | Fan curve control | Power limit control | Operating systems | Score |
|---|---|---|---|---|---|---|---|---|---|
| 1 | MSI Afterburner | Yes | Free | Multi-vendor | Yes | Yes | Yes | Windows | 9.4 |
| 2 | ASUS GPU Tweak III | Yes | Free | Multi-vendor | Yes | Yes | Yes | Windows | 9.2 |
| 3 | Arc Power | Yes | Free | Multi-vendor | Yes | Yes | Yes | Windows | 8.9 |
| 4 | PenguinBurner | Yes | Free | Nvidia | Yes | Yes | Yes | Linux | 8.7 |
| 5 | Green Curve | Yes | Free | Nvidia | Yes | Yes | Yes | Windows-linux | 8.5 |
| 6 | TuxClocker | Yes | Free | Multi-vendor | Yes | Yes | Yes | Linux | 8.2 |
| 7 | CoreCtrl | Yes | Free | Amd | Yes | Yes | Yes | Linux | 8.0 |
| 8 | MoreClockTool | Yes | Amd | Yes | Yes | Yes | Windows | 7.8 | |
| 9 | MorePowerTool | Yes | Free | Amd | Yes | Yes | Yes | Windows | 7.5 |
| 10 | LACT | Free | Multi-vendor | Yes | Yes | Yes | Linux | 7.4 | |
| 11 | nvcontrol | Free | Nvidia | Yes | Yes | Linux | 7.2 | ||
| 12 | amdgpu-clocks | Free | Amd | Yes | Yes | Linux | 7.0 | ||
| 13 | EVGA Precision X1 | Yes | Free | 6.7 | |||||
| 14 | GALAX Xtreme Tuner Plus | Yes | Free | 6.5 | |||||
| 15 | Inno3D TuneIT | Yes | Free | Nvidia | Yes | Windows | 6.3 | ||
| 16 | Gainward ExperTool | Yes | Free | Nvidia | Yes | Windows | 6.1 | ||
| 17 | nvuv | Yes | Free | Nvidia | No | Yes | Linux | 5.5 | |
| 18 | Colorful iGame Center | Yes | Free | 4.8 | |||||
| 19 | Intel VTune Profiler | Yes | Free | 4.5 |
Head-to-head All 28 comparisons →
- MSI Afterburner vs ASUS GPU Tweak III
- MSI Afterburner vs Arc Power
- MSI Afterburner vs PenguinBurner
- MSI Afterburner vs Green Curve
- MSI Afterburner vs TuxClocker
- MSI Afterburner vs CoreCtrl
- MSI Afterburner vs MoreClockTool
- ASUS GPU Tweak III vs Arc Power
- ASUS GPU Tweak III vs PenguinBurner
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How we rank GPU overclocking software
Every tool on this page was researched by iTechGuides Editors from its official website — pricing pages, plan tables and product documentation. We rank on how well each one does this category's core job, what the free or entry plan includes, and where it falls short. Where we have enough verified facts, the score out of 10 is a rubric — job fit, value and how much we could verify — shown with its breakdown on every tool's page; a tool we have not verified enough to score yet shows its rank without a number. Scores are re-checked when a product changes its plans. Read the full editorial policy, or submit a tool we missed.
Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
Last updated · How we research and update