It's a very fast, very low latency network fabric. But it's not coherent in the sense of cache coherent multiprocessors, and it doesn't offer shared memory styl

It's a very fast, very low latency network fabric. But it's not coherent in the sense of cache coherent multiprocessors, and it doesn't offer shared memory style programming where you'd just load/store to addresses that happen to be mapped to another compute node somewhere in the system.