 While the C3 was delivered late, which resulted in lost sales, it was still not going to be able to compete with commodity high-performance computing in the long run.Another speed boost used in the C3 and C4, which moved the hardware implementation to GaAs-based chips, following an evolution identical to that of the Cray machines, but the effort was too little, too late.Some considered the whole C4 program to be nothing more than chasing a business in decline.