CXL RAM is something like this on the physical side. It's RAM over a PCIe connection, and PCIe is basically a very fast, serial, point to point network. Howev

CXL RAM is something like this on the physical side. It's RAM over a PCIe connection, and PCIe is basically a very fast, serial, point to point network. However as far as I'm aware the "API" to software makes it looks just like regular, local RAM. https://en.wikipedia.org/wiki/Compute_Express_Link https://en.wikipedia.org/wiki/Compute_Express_Link