Complex sentence: The Cray-1 was a major success when it was released, faster than all computers at the time except for the ILLIAC IV. The first system was sold within a month for US $8.8 million.
Split into simpler sentences: The Cray-1 was a major success when it was released. Faster than all computers at the time, except for the ILLIAC IV. The first system was sold within a month for US $8.8 million.