AMD's 7nm Big Navi architecture continues to impress with strong overclock scaling. Overclocker Takukuo managed to push the AMD Radeon RX 6800 XT to a remarkable 2.8 GHz under LN2, just 10 percent short of the world record for GPU clock speeds.
https://www.notebookcheck.net/AMD-Radeon-RX-6800-XT-hits-2-8-GHz-under-LN2-manages-a-stunning-61K-in-3DMark-Fire-Strike.505516.0.html