ATI Avivo High Definition

What Does ATI Avivo High Definition Mean?

ATI Avivo High Definition (ATI Avivo HD) is the successor of Array Technology Industry (ATI) Avivo, a hardware and low-level software that is used in ATI’s Radeon R520 graphics processing units.


ATI Avivo architecture was originally designed to unburden a PC’s central processing unit (CPU) by providing encoding, video decoding and post-processing capabilities. ATI Avivo HD also includes entropy decoding and bitstream processing features.

Techopedia Explains ATI Avivo High Definition

Avivo HD technology is a high-end HD image processor that has H.264 and MPEG-2/DVD Microsoft Windows Media HD video standards. It can be used with computer video structures, film entertainment centers and home theater systems.

Avivo HD entails several features that include:

  • An ATI Avivo video converter
  • A theater 200 chip for video in/video out (VIVO) abilities
  • A Xilleon chip for television overscan and underscan image correction
  • An integrated 5.1 surround sound high-definition multimedia interface (HDMI) audio controller with multichannel HD surround audio
  • Unified video decoding
  • A dual integrated high-bandwidth digital content protection encryption key for each digital visual interface port

The Avivo HD audio-video processor is responsible for retrieving the video from memory, handling color correction, de-interlacing images by converting an interlaced image to a progressive scan image, scaling video signals by resolution conversion and writing configurations or conversions back to memory.

In addition, the Avivo HD HDMI feature eliminates the need for S/PDIF digital audio interconnect from a sound card or motherboard to the video card.


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Margaret Rouse is an award-winning technical writer and teacher known for her ability to explain complex technical subjects to a non-technical, business audience. Over the past twenty years her explanations have appeared on TechTarget websites and she's been cited as an authority in articles by the New York Times, Time Magazine, USA Today, ZDNet, PC Magazine and Discovery Magazine.Margaret's idea of a fun day is helping IT and business professionals learn to speak each other’s highly specialized languages. If you have a suggestion for a new definition or how to improve a technical explanation, please email Margaret or contact her…