Apple has unveiled M1 Ultra, a desktop SoC based on a 5 nm node. The M1 Ultra offers 20 CPU cores, up to a 64-core GPU and a massive 800 GB/s of memory bandwidth. The Apple M1 Ultra will be available in the new Mac Studio, also announced today.
https://www.notebookcheck.net/Apple-M1-Ultra-revealed-with-UltraFusion-architecture-a-20-core-CPU-and-up-to-a-64-core-GPU.607117.0.html