Four color brochure for the CRAY X-MP series of computer systems. The cover features a picture of a CRAY X-MP over a black background. The inside of the front cover has a short history of Cray computers. Subsections in the brochure include System overview; CRAY X-MP design; CRAY X-MP software; System integration; Support and maintenance; and CRAY X-MP design detail. The System overview section includes information on different models of the CRAY X-MP, such as the CRAY X-MP/4, CRAY X-MP/2, and CRAY X-MP/1. Pictures of CRAY X-MPs are featured throughout the brochure. On the brochure's page 3 there is a chart of the multiprocessor system organization. On the brochure's page 19 there is a chart of the CRAY X-MP system organization. There is a grey subsection that stretches throughout the brochure. This subsection features information about the diversity of applications usable with the CRAY X-MP, including examples such as geological research, computational physics, image processing, and computer graphics. Colorful images accompany each application example. Technical specifications are included.