These two posters appeared side by side in Cray Channels V13_N4 as centre folds. Also distributed as wall posters.
These two machines, at the opposite ends of the Cray performance spectrum, nevertheless less ran the same UNICOS operating systems and compiler environments. The EL often appeared at larger Cray sites acting as a software development machine. For scale the C90 is about 3M / 9Ft tall the EL about 2m/ 6ft tall.