How To Set Up Nvidia Broadcast Noise Cancellation For Streaming?

Background noise can ruin a good stream. Your viewers hear keyboard clicks, fan hum, traffic, and barking dogs instead of your voice. This problem pushes people away from your channel fast.

Good news waits for you here. Nvidia Broadcast uses AI to remove that noise in real time, and it costs you nothing if you own an RTX graphics card. This guide walks you through the full setup.

You will learn the requirements, the install steps, and the exact settings for OBS, Streamlabs, Discord, and more. By the end, your audience will hear only clean, clear audio. Let us start fixing your sound right now.

In a Nutshell:

• Nvidia Broadcast is free AI software that strips background noise from your microphone feed using the Tensor Cores on your RTX GPU. You do not pay for it separately.
• You need an NVIDIA GeForce RTX 2060, Quadro RTX 3000, TITAN RTX, or higher GPU, plus 8GB of RAM, Windows 10 64 bit, and driver version 570 or above.
• The app creates a virtual microphone called “Microphone (NVIDIA Broadcast)”. You select this device inside your streaming app instead of your real mic.
• Noise Removal and Room Echo Removal are the two key audio effects. You toggle them on with a single click and adjust strength with a slider.
• Never apply noise cancellation twice. Turn off any noise filters inside Discord, OBS, or your headset software, or the audio will sound broken.
• The performance hit stays small, usually between 5% and 10% GPU usage on modern cards, so you can stream and game at the same time.

What Is Nvidia Broadcast And Why It Helps Streamers

Nvidia Broadcast is a free app from NVIDIA. It turns a normal room into a home studio. The app uses AI to clean your microphone, speaker, and webcam feeds in real time. For audio, it removes background noise and room echo.

This means your viewers hear your voice and nothing else. The magic runs on special chips called Tensor Cores. These chips sit inside RTX graphics cards. They handle the AI math without slowing your game.

Streamers love this tool because it solves a common problem. Cheap microphones pick up every sound in the room. Nvidia Broadcast hides those sounds for you.

You do not need expensive acoustic panels or a soundproof booth. The AI does the heavy work, and the result sounds clean and professional.

Check If Your PC Meets The Requirements

Before you download anything, confirm your hardware can run the app. Nvidia Broadcast needs an RTX GPU because it relies on Tensor Cores.

The minimum GPU is a GeForce RTX 2060, Quadro RTX 3000, or TITAN RTX. Any newer RTX card also works. You also need 8GB of RAM and Windows 10 64 bit. A recommended CPU is an Intel Core i5 8600 or AMD Ryzen 5 2600 or higher.

Your graphics driver matters too. You need driver version 570 or above, either the Game Ready Driver or the Studio Driver. Update your driver through the NVIDIA app or GeForce Experience first.

One more note: some effects like Studio Voice need an RTX 3060 desktop GPU or higher. Plain noise removal works on every supported card, so most streamers are fine. Check these boxes before you move on.

Download And Install Nvidia Broadcast Correctly

Now you grab the software. Go to the official NVIDIA Broadcast page in your web browser. Click the download button and save the installer.

Always download from the official NVIDIA site to stay safe from fake versions. Run the installer once it finishes downloading. The setup wizard guides you through each screen.

During installation, the app downloads extra files. These AI models take about 3GB of storage. Make sure you have a steady internet connection and enough free space on your drive.

The app only downloads the models your specific GPU needs, which keeps the size smaller. Wait for the process to complete fully before you open the app.

After install, restart your PC if the wizard asks. A clean restart helps the virtual audio devices register properly in Windows. You are now ready to configure the noise cancellation.

Open The App And Select Your Microphone

Launch Nvidia Broadcast from your desktop or start menu. The app opens with tabs for Microphone, Speaker, and Camera. Click the Microphone tab first.

At the top of this tab, you see an input device dropdown. Select your real, physical microphone here. This could be a USB mic, a headset mic, or an XLR mic through an interface.

Picking the correct input is the most important step. The app applies its AI effects to whatever device you choose here. If you select the wrong mic, the noise removal cleans the wrong audio.

You can also pick “(Default device)” if you swap microphones often. This option follows whatever Windows sets as the default mic.

Test your selection by speaking and watching the audio meter move. A moving green bar confirms the app hears your voice. Now you can add the noise effects.

Turn On Noise Removal And Adjust The Strength

This is the core feature you came for. On the Microphone tab, find the Noise Removal effect. Click the toggle to turn it on.

The AI starts working instantly. It separates your voice from background sounds like fans, keyboards, and traffic. Your viewers will only hear clean speech once this is active.

Below the toggle sits a strength slider. Start at around 80% and test from there. A higher setting removes more noise but can sometimes clip soft parts of your voice.

A lower setting keeps more natural sound but lets some noise through. Find the balance that fits your room. Use the built in test feature to check.

Record yourself speaking with background noise, then play it back while toggling the effect on and off. This lets you hear the exact difference and dial in the perfect strength.

Add Room Echo Removal For Clearer Audio

Many home rooms create echo. Hard walls, bare floors, and large empty spaces bounce sound around. This echo makes your voice sound hollow or distant.

Nvidia Broadcast fixes this with the Room Echo Removal effect. Find it on the Microphone tab, right near Noise Removal. Click its toggle to enable it.

You can run both effects at the same time. Version 2.0 of the app supports stacking multiple effects on one device. This means you remove noise and echo together for the cleanest result. Keep in mind that each effect adds a small GPU load.

Only enable echo removal if your room actually has echo, to save resources. Adjust its strength slider the same way you did for noise removal.

Test the audio with the playback feature again. Your voice should now sound tight, close, and professional without that empty room sound.

Configure Windows Sound Settings The Right Way

Windows needs the correct setup so other apps see your clean audio. Go to Windows Settings, then System, then Sound.

Set your real headset or speakers as the Output device, not the NVIDIA Broadcast Speaker. If you set the Broadcast Speaker as default, you would filter all system sounds, including music and game audio. That is not what you want.

For input, you have a choice. You can set Microphone (NVIDIA Broadcast) as your default microphone in Windows. This way you do not need to configure it inside every single app.

If you do this, remember to select your actual physical mic inside the Broadcast app. This step saves time when you use many programs.

Double check that Windows shows the virtual device before you open your streaming software. A correct Windows setup makes the next steps smooth and prevents confusing audio errors later.

Set Up Nvidia Broadcast In OBS Studio

OBS Studio is the most popular streaming app. Setting it up is quick. Open OBS and go to Settings, then Audio. Find the Mic/Auxiliary Audio device dropdown.

Select Microphone (NVIDIA Broadcast) from the list. Click Apply and OK. OBS now pulls your noise free audio straight from the virtual device.

That is the simplest method. Some streamers prefer to use the OBS audio filter instead, which installs through a separate Broadcast plugin. Both routes work, but using the virtual device is easier for beginners.

Avoid one common mistake. Do not add the OBS built in Noise Suppression filter on top of Nvidia Broadcast. Applying noise removal twice breaks the audio and makes your voice sound watery or robotic.

Pick one method only. Speak into your mic and watch the OBS audio meter. A clean, moving signal means you are ready to stream.

Set Up The Tool In Streamlabs And Discord

Streamlabs and Discord follow similar steps. For Streamlabs, open Settings, then go to Audio. Under Mic/Auxiliary Device 1, select Microphone (NVIDIA Broadcast). Save your changes. Your stream now uses the cleaned audio feed. The process mirrors OBS almost exactly.

For Discord, click the cog wheel to open User Settings. Go to Voice and Video. Set your Input Device to Microphone (NVIDIA Broadcast). Now do one important thing.

Scroll down and turn off Discord’s own Noise Suppression and Echo Cancellation features. Discord includes Krisp noise removal, and running it with Nvidia Broadcast causes double processing.

Disable those toggles so only the Nvidia AI handles your audio. This keeps your voice crisp during chats and party streams. Test your mic in Discord settings to confirm the clean sound comes through clearly.

Avoid Double Noise Cancellation Problems

This issue trips up many new users, so it deserves its own focus. Many devices and apps include their own noise filters.

Headset software, sound cards, Discord, Zoom, and OBS all offer noise removal. When you run any of these together with Nvidia Broadcast, the audio gets processed twice. The result sounds muffled, choppy, or strangely artificial.

The fix is simple. Pick Nvidia Broadcast as your only noise cancellation tool, then turn off all the others. Check your headset companion app first. Many gaming headsets have a noise gate or AI cleanup turned on by default.

Disable any feature that mentions noise removal, noise suppression, or echo cancellation in those other programs. Also disable any noise gate filters inside OBS.

After you clear these, your audio runs through one clean pipeline. Your voice will sound natural and your viewers will thank you for the upgrade.

Test And Fine Tune Before Going Live

Never start a real stream without testing first. Nvidia Broadcast has a built in test tool that makes this easy.

On the Microphone tab, record a short clip of yourself talking while making background noise. Tap your keyboard, run a fan, or play some sound. Then play the clip back. Toggle the noise removal on and off as it plays.

This test shows you the exact effect on your voice. Adjust the strength slider until your voice stays natural and the noise disappears. If your voice cuts out during quiet moments, lower the strength a little.

If noise still leaks through, raise it. Also enable the GPU Utilization indicator in settings to watch your resource usage. Keep an eye on this number while you game and stream together. A short test session now prevents embarrassing audio problems during your live broadcast later.

Pros And Cons Of Nvidia Broadcast Noise Cancellation

Every tool has strengths and limits. Knowing both helps you decide if this fits your setup. Here is an honest look at Nvidia Broadcast for noise removal.

Pros:

• The noise removal quality is excellent and works in real time, hiding fans, keyboards, and traffic with little effort from you.
• The app is completely free for RTX owners, so you save money on paid software like Krisp.
• It works across many apps, including OBS, Streamlabs, Discord, Zoom, and Teams, through one virtual device.

Cons:

• You must own an RTX GPU, which leaves out users with older or AMD cards.
• Strong settings can sometimes clip soft speech or make your voice sound slightly processed.
• Running many effects at once adds GPU load, which may matter during heavy games. Overall, the benefits far outweigh the drawbacks for most streamers.

Alternatives If You Cannot Use Nvidia Broadcast

Not everyone owns an RTX card. You still have options for clean audio. RTX Voice is an older NVIDIA tool, and NVIDIA patched it to support some GTX GPUs. Your results may vary on older cards, but it is worth a try if you have a GTX card.

Software like Krisp works on any computer, since it runs on the CPU instead of the GPU. Krisp offers strong AI noise removal but uses a subscription model for full features.

Free alternatives include the built in noise suppression filters inside OBS and Discord. These use methods like RNNoise, which works well enough for basic cleanup.

A good physical fix also helps, such as a directional microphone and some soft furnishings to reduce echo. Pick the option that matches your hardware and budget. Each one improves your audio in its own way.

Frequently Asked Questions

Is Nvidia Broadcast free to use?

Yes, Nvidia Broadcast is completely free. You only need a supported RTX graphics card to run it. There is no subscription and no hidden cost for the noise cancellation feature.

Does Nvidia Broadcast slow down my games?

The impact stays small for most users. NVIDIA measured the performance hit between 5% and 10% GPU usage on modern cards. You can stream and game at the same time without major frame drops.

Can I use Nvidia Broadcast without an RTX card?

No, the core app needs an RTX GPU with Tensor Cores. If you have a GTX card, try the patched version of RTX Voice instead. Results on older cards may vary.

Why does my voice sound robotic after setup?

This usually means noise cancellation is running twice. Turn off the noise filters inside your headset software, Discord, OBS, or sound card settings. Let only Nvidia Broadcast handle the noise removal.

What is the difference between Noise Removal and Room Echo Removal?

Noise Removal strips background sounds like fans and keyboards. Room Echo Removal reduces the hollow reverb caused by hard walls and empty rooms. You can run both effects together for the cleanest audio.

Do I need to set up Nvidia Broadcast in every app?

Not always. If you set Microphone (NVIDIA Broadcast) as your default mic in Windows Sound settings, most apps pick it up automatically. Some apps still need manual selection in their own audio menus.