VideoCardz thinks this is either the AMD Radeon RX 6800XT (Navi 21 XT) or RX 6000 (Navi 21 XL). The Radeon RX 6900 XT flagship model is reportedly an AMD-exclusive, at least for the foreseeable future.
The GPU is unfortunately masked out and we can’t see the processor itself. The board is powered by two 8-pin power connectors, similarly to the reference design, AMD has already officially showcased more than a month ago.AMD will introduce its Big Navi lineup on October 28th. Three models are expected, with initial shipments sometime in November.