Unified Video Decoder

The Unified Video Decoder ( UVD ) ( formerly " Universal Video Decoder" ) is a video processor from AMD and is based on the technology of multimedia processors Xilleon. The first products in which it has been integrated were the ATI Radeon HD 2400 and 2600 the Radeon HD 2000 series. UVD is required for Avivo HD.

When playing certain video formats, the UVD can take over the decoding and thus relieve the main processor. It can be taken with the first version of UVDs all stages of decoding the HD formats H.264 and VC-1.

UVD 2

By improving the performance of two 2.0 HD video streams can be applied simultaneously by the graphics card from UVD, so that the image function in the image is possible. In addition, the graphics card can now also free the CPU when playing the MPEG- 2 format part.

UVD 3

UVD 3.0 support in addition to the functions of previous generations DivX and Xvid via MPEG- 4 Part 2 decoding and Blu- ray 3D via Multiview Video Coding and improvements to the MPEG2 playback.

UVD 4

The UVD 4.0, the error tolerance was improved in the H.264 decoding. This version is used among other things in the APUs Steamroller - generation (codename Kaveri ).