HOW TO USE GPU
vMix
vMix is a comprehensive live video production software designed for professionals seeking robust broadcasting capabilities. It enables users to mix, record, and stream live productions seamlessly, supporting resolutions up to 4K. With features like multi-camera input, real-time streaming, and advanced graphics integration, vMix is ideal for live events, church services, sports broadcasts, and more.
System Requirements for vMix
To ensure optimal performance with vMix, your system should meet the following specifications:
Minimum Requirements
- Operating System: Windows 10 or 11 (64-bit) 
- Processor: 2 GHz Quad-Core 
- Memory: 4 GB DDR4 
- Graphics Card: Dedicated DirectX 10.1 compatible 
- Storage: 7200 RPM Hard Drive (for recordings) 
- Screen Resolution: 1920 x 1080 
Recommended Specifications
- Operating System: Windows 10 or 11 (64-bit) 
- Processor: Intel Core i7 3 GHz+ 
- Memory: 8 GB DDR4 
- Graphics Card: Dedicated NVIDIA card with 2 GB+ memory 
- Storage: Solid State Disk 
- Screen Resolution: 1920 x 1080 
Meeting these specifications will help you get the most out of vMix, ensuring efficient workflows and high-quality outputs.
Enabling GPU Acceleration in vMix
To enhance performance and reduce CPU load during live productions, enabling GPU acceleration in vMix is beneficial. Here's how to do it:
- Open vMix 
 Launch the vMix application on your computer.
- Access Settings 
 Click on the Settings button located in the top-right corner of the interface.
- Navigate to Performance Tab 
 In the Settings window, select the Performance tab.
- Enable High Input Performance Mode - Check the box labeled High Input Performance Mode. 
- Note: This option utilizes additional GPU memory and is recommended for graphics cards with more than 3 GB of memory. 
 
- Apply and Restart 
 Click OK to apply the changes, then restart vMix to ensure the new settings take effect.
By enabling this option, vMix leverages your GPU to handle video processing tasks more efficiently, resulting in smoother performance during live productions.
Top Tips to Speed Up vMix
- Update Graphics Drivers 
 Regularly update your GPU drivers to benefit from performance enhancements and bug fixes provided by the manufacturer.
- Optimize Input Sources 
 Limit the number of active inputs to only those necessary for your production to reduce system load.
- Adjust Output Settings 
 Configure output settings to match your production requirements, avoiding unnecessary high-resolution outputs that can strain system resources.
- Monitor GPU Memory Usage 
 Keep an eye on the GPU memory usage indicator within vMix to ensure it remains within optimal levels, preventing performance bottlenecks.
- Enable Resizable BAR Support 
 If supported by your hardware, enable Resizable BAR in your system's BIOS settings to allow the CPU to access the full GPU memory, enhancing performance.
Top Recommended GPUs for vMix

- NVIDIA GeForce RTX 3060 Ti 
 This GPU offers excellent performance for live video production, handling multiple HD inputs and complex graphics with ease.
- NVIDIA GeForce RTX 3080 
 For more demanding productions, the RTX 3080 provides superior performance, supporting higher input counts and 4K workflows.
- NVIDIA RTX A4000 
 A professional-grade option, the RTX A4000 delivers robust performance and reliability for critical live production environments.
Investing in a capable GPU enhances vMix's performance, enabling smoother operation and higher-quality outputs during live productions.
Enhance Your Workflow with Vagon
To further accelerate your rendering times and streamline your workflow, consider utilizing Vagon's cloud PCs. Powered by 48 cores, 4 x 24GB RTX-enabled NVIDIA GPUs, and 192GB of RAM, Vagon allows you to work on your projects faster than ever. It's easy to use, right in your browser. Transfer your workspace and files in just a few clicks and experience the difference for yourself!
By enabling GPU acceleration and implementing these optimization strategies, you can significantly enhance your efficiency and productivity in vMix.






