My rx6900xt regularly staying above 2700mhz. Average insane is 2680 - 2710 but usually hovers around 2700. First real gpu iv ever had to play with : r/Amd
XFX Speedster ZERO AMD Radeon™ RX 6900XT RGB EKWB Waterblock Limited Edition with 16GB GDDR6
GPU Face Off: GeForce RTX 3090 vs Radeon RX 6900 XT | Tom's Hardware
Sapphire Unleashes Toxic Radeon RX 6900 XT Extreme Edition: Up to 2.73 GHz GPU Out-of-Box | Tom's Hardware