Navi 12, 14, 21, and Lite variants of AMD's latest GPU range revealed in Linux driver code; RX 5800 could take on the GeForce RTX 2080 - NotebookCheck.net News
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
AMD's High-End Radeon RX Navi 21 GPU Twice As Fast As RX 5700 XT
AMD Navi 21 GPU Specs | TechPowerUp GPU Database
XFX card with AMD Navi 21 GPU for cryptomining spotted in Vietnam - VideoCardz.com