3DCenter.org has published an AMD Zen block diagram "with little speculation". The diagram was drawn up from a software patch published by an AMD Technical Staff member called Venkataramanan Kumar.

AMD Ryzen 4000H Renoir Block Diagram Confirms GPU PCIe 3 Limitation For Gaming Laptops by Paul Lilly — Thursday, July 23, 2020, 11:03 AM EDT Comments ...

Apple Cyclone CPU block diagram On the actual number crunching side of things, Cyclone is seriously beefy: It has four FPUs (up from Swift's two), two load/store units (up from one), two branch ...

Intel W680 Block Diagram Leak Hints At Major Change Headed To Alder Lake Xeon CPUs by Paul Lilly — Tuesday, March 01, 2022, 12:23 PM EDT Comments ...

We now have a detailed block diagram that shows off the new chipset for Intel’s LGA 1151 platform. Due to sharing the same socket, Z270 motherboards will be compatible with Skylake.

With 288MB of L3 cache reportedly available in the top-end Nova Lake CPU, Intel looks as though it's taking AMD 3D V-cache head on.