The tessellation performance on AMD Radeon R7/ R9 series is up to 2X faster than the previous generation, and DirectCompute performance is also faster to accelerate advanced post-processing, filtering, and anti-aliasing techniques. Direct X12 games has never looked this good.
* Based on preliminary DirectX 12 specifications as of July, 2014, AMD’s GCN-based products are expected to support DirectX 12 upon its release. The DirectX 12 specification and support for it are subject to change without notice.
this is what they say in the site?? please clarify