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
AMD Radeon RX 6950XT features Navi 21 KXTX GPU, supports Hynix and Samsung 18Gbps memory - VideoCardz.com
AMD Radeon RX 6950XT features Navi 21 KXTX GPU, supports Hynix and Samsung 18Gbps memory - VideoCardz.com
Big Navi Has Been DECODED - 4 Navi 21 GPU's and RX 5000 Refresh! - YouTube