Before the presentation of the Radeon Navi series a further presentation slide leaked out. AMD compares the RX 5700 XT in benchmarks with the RTX 2070.
Prior to the presentation of the AMD Navi generation, a presentation slide has been leaked. This shows a picture and technical data of a Radeon RX 5700 XT.
AMD announced that it will also be talking about raytracing at E3 2019. It is possible that the new Radeon Navi generation already supports the technology.