Leaked AMD Mendocino Block Diagram Reveals Its Unique Chip Architecture by Zak Killian — Tuesday, May 31, 2022, 11:58 AM EDT Comments ...

Igor's Lab also posted some spec sheets as well as the block diagram. They show the GPU will feature up to 128 execution units, probably using Intel's Battlemage architecture.

On the diagram are a number of fascinating technical details, like discussion of the chip's 8K60 AV1 encode, 1.8x ray-tracing performance at iso clocks versus RDNA 2, and increased L0, L1, and L2 ...