https://wccftech.com/amd-radeon-rx-6700-6800-series-rdna-2-navy-flounder-gpu-specs-revealed/

AMD's Navi 22 "Navy Flounder" GPU has been spotted in the latest ROCm 3.8 update, revealing the specifications of the chip that would go on to power the Radeon RX 6800 or RX 6700 series graphics cards.

The Navy Flounder GPU isn't a new name and has been known around the same time we got to hear about Sienna Chiclid. As per the leaks, AMD's Navi 21 GPU which is also referred to as AMD Big Navi GPU goes by the Sienna Chiclid codename whereas the Navi 22 GPU is a cut-down GPU which is internally codenamed as Navy Flounder.