NVIDIA Ampere to offer 10-20% IPC increase over Turing, 4x RT performance with minimal FPS impact, up to 2 GHz OC clocks, and an overhauled software stack to take on AMD RDNA
NVIDIA Turing GeForce RTX Technology & Architecture - RT Cores for Ray Tracing | TechPowerUp
NVIDIA RTX 3080/3090 "Ampere" Architectural Deep Dive: 2x FP32, 2nd Gen RT Cores, 3rd Gen Tensor Cores and RTX IO | Hardware Times