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Undervolting Your Graphics Card Per Game: Cooler, Quieter, Often Just as Fast
Undervolting runs your graphics card at a lower voltage for the same (or nearly the same) clock speed. Less voltage means less power, less heat and less fan noise - and because the card stays cooler, it often holds its boost clock better.
Is it safe?
- Undervolting lowers voltage instead of raising it, so the usual risk is not damage but instability: a game crash, a driver reset or a black screen.
- Any tuning is at your own risk and can affect your warranty, but an unstable undervolt is fixed by giving back a little voltage or clock.
Why one undervolt doesn't fit every game
- Games load a GPU very differently. An undervolt that is perfectly stable in one game can crash in another with heavy ray tracing or a different graphics API.
- Some games gain nothing from extra GPU speed. VR flight sims are often CPU-bound, so an undervolt there is free: same frame rate, less heat.
- GPU-heavy games may run best at stock or with a mild overclock instead.
That is why a per-game setting beats one global profile.
Doing it by hand
- NVIDIA (MSI Afterburner): open the curve editor (Ctrl+F), pick a voltage point and set the clock you want there, then flatten every point to the right of it so the card never goes above that voltage. Apply, test, and save it to a profile slot.
- AMD (AMD Software: Adrenalin Edition): Performance → Tuning → Manual tuning, then lower the voltage offset in small steps and test after each one.
- Test with the games you actually play, for 20-30 minutes each. A short benchmark run isn't enough to prove stability.
- If a game crashes, raise the voltage a step (or lower the clock a step) and test again.
- Switching profiles by hand for every game is the tedious part - and it's easy to forget.
Where EveryRig™ fits
EveryRig™'s setup wizard sizes the stages for your exact card - including an undervolt stage - and you pick one per game. It applies that game's stage when it starts, puts the card back to stock when it closes, and lowers a game's tune by itself if the driver crashes. NVIDIA RTX 20-50 and GTX 16, and AMD Radeon RX 6000-9000. Try it free for 14 days.