[nwrep]

You mean like this:

http://semimd.com/wp-content/uploads/2017/12/IBM10nmINterconnect.jpg

[zeugma]

Close. I recall seeing some pics of different chips. They looked like an overhead shot of a city grid. Kinda like this...

But I'm looking for something larger (higher resolution)

[zeugma]

This is a better example: https://cdn-images-1.medium.com/max/1600/1*pgeEHIg8XUK4OnYGSPI5tg.jpeg