NVIDIA GeForce RTX 30 Series OpenCL / CUDA / OptiX Compute + Rendering Benchmarks - Phoronix

That's the quick look at the current RTX 30 line-up compared to the RTX 20 series in a wide variety of GPU compute/rendering workloads.

NVIDIA GeForce RTX 4090/4080 Linux Compute CUDA & OpenCL Benchmarks, Blender Performance Review - Phoronix

NVIDIA GeForce RTX 3090 - Windows vs. Linux GPU Compute Performance - Phoronix

Next-Gen GPU - Latest News - Blender Artists Community

CUDA - Wikipedia

Blender 2.81 Benchmarks On 19 NVIDIA Graphics Cards - RTX OptiX Rendering Performance Is Incredible - Phoronix

NVIDIA GeForce RTX 30 Series OpenCL / CUDA / OptiX Compute + Rendering Benchmarks - Phoronix

NVIDIA GeForce RTX 30 Series OpenCL / CUDA / OptiX Compute + Rendering Benchmarks - Phoronix

OpenCL - Wikipedia

Blender 2.81 Benchmarks On 19 NVIDIA Graphics Cards - RTX OptiX Rendering Performance Is Incredible - Phoronix

NVIDIA GeForce RTX 3070 Ti / RTX 3080 Ti Compute + Renderer Performance Benchmarks Review - Phoronix

NVIDIA GeForce RTX 3080 Offers Up Incredible Linux GPU Compute Performance Review - Phoronix