Big Navi Has Been DECODED - 4 Navi 21 GPU's and RX 5000 Refresh! - YouTube
Is this a Radeon RX 6800XT (Navi 21) engineering board ?
AMD Navi 21 GPU Specs | TechPowerUp GPU Database
AMD Navi 21 GPU Specs | TechPowerUp GPU Database
AMD Navi XTXH, XLE, and Nashira Point variants spotted on USB-IF: XTXH could be a possible Navi 21 variant with HBM2(E) support - NotebookCheck.net News
Navi 21 XTXH tocca quota 3.2GHz
AMD Navi 21 XT GPU: up to 2.4GHz game clock, 250W+ TDP, 16GB GDDR6
AMD Navi 21 GPU Specs | TechPowerUp GPU Database
AMD Radeon RX 6000 Series Flagship (Navi 21 XT) to Feature 2.4 GHz Game Clock, 16 GB of GDDR6 VRAM, and 255 W TGP?