According to Twitter leaker Greymon55, NVIDIA will officially announce the RTX 4090 GPU in September, and release date in October. While the GeForce RTX 4080, RTX 4070, RTX 4060 are delayed until 2023, due to the oversupply of RTX 3080, RTX 3070, and other high-end Ampere GPUs.
The code name of RTX 4090 is AD102, RTX 4080 is AD103, RTX 4070 is AD104, RTX 4060 is AD106.
AD102:2022
AD103/104/106:2023— Greymon55 (@greymon55) July 15, 2022