Support Center / Wondershare FAQs - UniConverter - General
What is GPU acceleration and how to use it to speed up conversion?

GPU encoding allows the product to use new NVIDIA® CUDA™, AMD® and Intel® Core™ technologies to convert any DVD and common videos in all popular formats 6 times faster.

You can follow the steps below to enable it and speed up the conversion.

  1. For NVIDIA® CUDA™, AMD® technologies

1) Follow the steps below to check the processor of the graphic card on your computer is included in the following link.

Click Start   Run and enter "dxdiag".

Click OK to open the DirectX Diagnostic Tool window. You can check the type of the graphics card

(http://www.wondershare.com/topic/gpu-optimization.html#part1) and its driver under the Display tab.

2) Make sure your graphics card has the latest driver if not, you can download the latest driver for your graphics card from the link below for installation.

For NVIDIA® CUDA™ technology: http://www.nvidia.com/Download/index.aspx?lang=en-us

For AMD® technology: http://support.amd.com/en-us/download/archive/mmc9-14

3) Load a video or DVD to our program using + Add Files or Load DVD, and select Enable GPU Acceleration under Menu   Preferences   Convert

4) Choose a needed format from the Target section, and click the Edit button to choose an H.264 encoder under Video Encoder.

5) Click the Convert button to start the conversion. After the conversion, you can go to the Converted tab to find the output file.

  1. For Intel quick sync video Technology

If you are using Intel graphics card, the product will perform GPU encoding with Intel Quick Sync Video technology, which is built in 2nd generation Intel Core Processors or above only. You can download the latest driver from the link http://www.intel.com/p/en_US/support/detect for installation for a better GPU encoding performance. If you are using 1st generation Intel Core Processors, you can download Media SDK 2.0 from the link.


The operation steps to enable GPU to accelerate are similar to that of NVIDIA® CUDA™, AMD® technologies above.


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