To be honest, it's not exactly Cray, and not even Cray at all.
Here is the homebrew cycle-accurate Cray-1, and it's a really impressive project:
Here is the homebrew cycle-accurate Cray-1, and it's a really impressive project:
You're correct this isn't really a Cray other than the vaguely rounded shape, but it is still adorable and looks super fun to program.