AMD Radeon Pro W6900X, basada en Navi21, para Apple MacPro pasa por Geekbench
AMD Navi 21 GPU Specs | TechPowerUp GPU Database
AMD Navi 21 "Big Navi" GPU stack leaks, budget gamers may have to contend with a Navi 10 Refresh rather than pinning hopes on Navi 23 - NotebookCheck.net News